{"schema_version":"public-product-v1.1","generated_at":"2026-06-10T07:44:00Z","exposure_verdict":"not_assessed","verdict_reason":"Public evidence does not evaluate exact release, platform, enabled features, configuration, compensating controls, or live exposure.","canonical_url":"https://vulnslist.com/products/catalyst-9000-series-storage","product":{"name":"Catalyst 9000 Series Storage","slug":"catalyst-9000-series-storage","vendor":"Cisco","aliases":[],"exposure_verdict":"not_assessed","verdict_reason":"Public evidence does not evaluate exact release, platform, enabled features, configuration, compensating controls, or live exposure."},"source_refresh":{"cisco_advisories_at":"2026-05-26T00:00:03Z","cisco_csaf_at":"2026-05-25T03:03:26Z","nvd_at":"2026-05-22T00:16:33Z","cisa_kev_at":"2026-05-22T00:16:34Z","first_epss_at":"2026-05-22T00:16:40Z"},"freshness":{"last_source_refreshed_at":"2026-05-25T03:03:26Z","summary_source_refreshed_at":"2026-05-25T03:03:26Z","latest_source_refresh_at":"2026-05-26T00:00:03Z","oldest_source_refresh_at":"2026-05-22T00:16:33Z","all_sources_fresh":false,"sources":[{"source":"cisco_advisories","label":"Cisco advisories","last_success_at":"2026-05-26T00:00:03Z","stale":true},{"source":"cisco_csaf","label":"Cisco CSAF","last_success_at":"2026-05-25T03:03:26Z","stale":true},{"source":"nvd_cves","label":"NVD CVEs","last_success_at":"2026-05-22T00:16:33Z","stale":true},{"source":"cisa_kev","label":"CISA KEV","last_success_at":"2026-05-22T00:16:34Z","stale":true},{"source":"first_epss","label":"EPSS","last_success_at":"2026-05-22T00:16:40Z","stale":true}]},"summary":{"visible_cve_count":5,"scope_counts":{"structured_affected":5},"kev_count":0,"highest_epss":0.00385,"highest_cvss":8.6,"newest_advisory_updated_at":"2026-03-25T16:00:00Z","last_advisory_updated_at":"2026-03-25T16:00:00Z","data_refreshed_at":"2026-05-25T03:03:26Z"},"public_evidence":[{"cve":{"id":"CVE-2024-20259"},"advisory":{"id":"cisco-sa-dhcp-dos-T3CXPO9z","slug":"cisco-sa-dhcp-dos-t3cxpo9z","title":"Cisco IOS XE Software DHCP Snooping with Endpoint Analytics Denial of Service Vulnerability","source_url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dhcp-dos-T3CXPO9z"},"evidence_type":"structured_affected","evidence_label":{"scope":"CSAF product evidence","label":"product_status known affected"},"evidence_source":"Cisco CSAF","source":"Cisco CSAF","source_document_fetched_at":"2026-05-19T18:07:07Z","csaf_status":"known_affected","csaf_product_status":"known_affected","csaf_product_status_path":"vulnerabilities[].product_status.known_affected","raw_product_name":"Cisco IOS XE Software Release 17.1.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.1.1a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.1.1s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.1.1t when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.1.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.1.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.10.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.10.1a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.10.1b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.11.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.11.1a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.11.99SW when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.12.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.12.1a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.12.1w when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.2.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.2.1a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.2.1r when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.2.1v when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.2.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.2.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.1a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.1w when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.1x when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.1z when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.2a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.3a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.4 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.4a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.4b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.4c when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.5 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.5a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.5b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.6 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.7 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.8 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.8a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.4.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.4.1a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.4.1b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.4.1c when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.4.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.4.2a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.5.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.5.1a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.1a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.1w when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.1x when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.1y when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.1z when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.1z1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.3a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.4 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.5 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.5a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.6 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.6a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.7.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.7.1a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.7.1b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.7.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.8.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.8.1a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.1a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.1w when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.1x when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.1x1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.1y when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.1y1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.2a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.3a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.4 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.4a when installed on Catalyst 9000 Series Storage","exposure_verdict":"not_assessed","verdict_reason":"Public evidence does not evaluate exact release, platform, enabled features, configuration, compensating controls, or live exposure.","exposure_verdict_reason":"Public evidence does not evaluate exact release, platform, enabled features, configuration, compensating controls, or live exposure.","kev":false,"epss":{"score":0.00385,"score_date":"2026-05-19","updated_at":"2026-05-20T02:10:45Z"},"cvss_score":8.6,"cvss_source":"NVD","published_at":"2024-03-27T16:00:00Z","updated_at":"2024-03-27T16:00:00Z","advisory_updated_at":"2024-03-27T16:00:00Z","source_url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-dhcp-dos-T3CXPO9z","row_display_order":1},{"cve":{"id":"CVE-2023-20076"},"advisory":{"id":"cisco-sa-iox-8whGn5dL","slug":"cisco-sa-iox-8whgn5dl","title":"Cisco IOx Application Hosting Environment Command Injection Vulnerability","source_url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iox-8whGn5dL"},"evidence_type":"structured_affected","evidence_label":{"scope":"CSAF product evidence","label":"product_status known affected"},"evidence_source":"Cisco CSAF","source":"Cisco CSAF","source_document_fetched_at":"2026-05-19T18:07:11Z","csaf_status":"known_affected","csaf_product_status":"known_affected","csaf_product_status_path":"vulnerabilities[].product_status.known_affected","raw_product_name":"IOS Release 15.6(1)T when installed on Catalyst 9000 Series Storage; IOS Release 15.6(1)T0a when installed on Catalyst 9000 Series Storage; IOS Release 15.6(1)T1 when installed on Catalyst 9000 Series Storage; IOS Release 15.6(1)T2 when installed on Catalyst 9000 Series Storage; IOS Release 15.6(1)T3 when installed on Catalyst 9000 Series Storage; IOS Release 15.6(2)T when installed on Catalyst 9000 Series Storage; IOS Release 15.6(2)T1 when installed on Catalyst 9000 Series Storage; IOS Release 15.6(2)T2 when installed on Catalyst 9000 Series Storage; IOS Release 15.6(2)T3 when installed on Catalyst 9000 Series Storage; IOS Release 15.6(3)M when installed on Catalyst 9000 Series Storage; IOS Release 15.6(3)M0a when installed on Catalyst 9000 Series Storage; IOS Release 15.6(3)M1 when installed on Catalyst 9000 Series Storage; IOS Release 15.6(3)M1b when installed on Catalyst 9000 Series Storage; IOS Release 15.6(3)M2 when installed on Catalyst 9000 Series Storage; IOS Release 15.6(3)M3 when installed on Catalyst 9000 Series Storage; IOS Release 15.6(3)M3a when installed on Catalyst 9000 Series Storage; IOS Release 15.6(3)M4 when installed on Catalyst 9000 Series Storage; IOS Release 15.6(3)M5 when installed on Catalyst 9000 Series Storage; IOS Release 15.6(3)M6 when installed on Catalyst 9000 Series Storage; IOS Release 15.6(3)M6a when installed on Catalyst 9000 Series Storage; IOS Release 15.6(3)M6b when installed on Catalyst 9000 Series Storage; IOS Release 15.6(3)M7 when installed on Catalyst 9000 Series Storage; IOS Release 15.6(3)M8 when installed on Catalyst 9000 Series Storage; IOS Release 15.7(3)M when installed on Catalyst 9000 Series Storage; IOS Release 15.7(3)M0a when installed on Catalyst 9000 Series Storage; IOS Release 15.7(3)M1 when installed on Catalyst 9000 Series Storage; IOS Release 15.7(3)M2 when installed on Catalyst 9000 Series Storage; IOS Release 15.7(3)M3 when installed on Catalyst 9000 Series Storage; IOS Release 15.7(3)M4 when installed on Catalyst 9000 Series Storage; IOS Release 15.7(3)M4a when installed on Catalyst 9000 Series Storage; IOS Release 15.7(3)M4b when installed on Catalyst 9000 Series Storage; IOS Release 15.7(3)M5 when installed on Catalyst 9000 Series Storage; IOS Release 15.7(3)M6 when installed on Catalyst 9000 Series Storage; IOS Release 15.8(3)M when installed on Catalyst 9000 Series Storage; IOS Release 15.8(3)M0a when installed on Catalyst 9000 Series Storage; IOS Release 15.8(3)M1 when installed on Catalyst 9000 Series Storage; IOS Release 15.8(3)M2 when installed on Catalyst 9000 Series Storage; IOS Release 15.8(3)M2a when installed on Catalyst 9000 Series Storage; IOS Release 15.8(3)M3 when installed on Catalyst 9000 Series Storage; IOS Release 15.8(3)M4 when installed on Catalyst 9000 Series Storage; IOS Release 15.8(3)M5 when installed on Catalyst 9000 Series Storage; IOS Release 15.8(3)M6 when installed on Catalyst 9000 Series Storage; IOS Release 15.8(3)M7 when installed on Catalyst 9000 Series Storage; IOS Release 15.8(3)M8 when installed on Catalyst 9000 Series Storage; IOS Release 15.8(3)M9 when installed on Catalyst 9000 Series Storage; IOS Release 15.9(3)M when installed on Catalyst 9000 Series Storage; IOS Release 15.9(3)M1 when installed on Catalyst 9000 Series Storage; IOS Release 15.9(3)M2 when installed on Catalyst 9000 Series Storage; IOS Release 15.9(3)M2a when installed on Catalyst 9000 Series Storage; IOS Release 15.9(3)M3 when installed on Catalyst 9000 Series Storage; IOS Release 15.9(3)M4 when installed on Catalyst 9000 Series Storage; IOS Release 15.9(3)M4a when installed on Catalyst 9000 Series Storage; IOS Release 15.9(3)M5 when installed on Catalyst 9000 Series Storage; IOS Release 15.9(3)M6 when installed on Catalyst 9000 Series Storage; IOS Release 15.9(3)M6a when installed on Catalyst 9000 Series Storage; IOS Release 15.9(3)M6b when installed on Catalyst 9000 Series Storage; IOS Release 16.10.1 when installed on Catalyst 9000 Series Storage; IOS Release 16.10.1a when installed on Catalyst 9000 Series Storage; IOS Release 16.10.1e when installed on Catalyst 9000 Series Storage; IOS Release 16.10.1s when installed on Catalyst 9000 Series Storage; IOS Release 16.10.2 when installed on Catalyst 9000 Series Storage; IOS Release 16.10.3 when installed on Catalyst 9000 Series Storage; IOS Release 16.11.1 when installed on Catalyst 9000 Series Storage; IOS Release 16.11.1a when installed on Catalyst 9000 Series Storage; IOS Release 16.11.1b when installed on Catalyst 9000 Series Storage; IOS Release 16.11.1c when installed on Catalyst 9000 Series Storage; IOS Release 16.11.1s when installed on Catalyst 9000 Series Storage; IOS Release 16.11.2 when installed on Catalyst 9000 Series Storage; IOS Release 16.12.1 when installed on Catalyst 9000 Series Storage; IOS Release 16.12.1a when installed on Catalyst 9000 Series Storage; IOS Release 16.12.1c when installed on Catalyst 9000 Series Storage; IOS Release 16.12.1s when installed on Catalyst 9000 Series Storage; IOS Release 16.12.2 when installed on Catalyst 9000 Series Storage; IOS Release 16.12.2a when installed on Catalyst 9000 Series Storage; IOS Release 16.12.2s when installed on Catalyst 9000 Series Storage; IOS Release 16.12.2t when installed on Catalyst 9000 Series Storage; IOS Release 16.12.3 when installed on Catalyst 9000 Series Storage; IOS Release 16.12.3s when installed on Catalyst 9000 Series Storage; IOS Release 16.12.4 when installed on Catalyst 9000 Series Storage; IOS Release 16.12.5 when installed on Catalyst 9000 Series Storage; IOS Release 16.12.5a when installed on Catalyst 9000 Series Storage; IOS Release 16.12.6 when installed on Catalyst 9000 Series Storage; IOS Release 16.12.7 when installed on Catalyst 9000 Series Storage; IOS Release 16.12.8 when installed on Catalyst 9000 Series Storage; IOS Release 16.3.10 when installed on Catalyst 9000 Series Storage; IOS Release 16.3.11 when installed on Catalyst 9000 Series Storage; IOS Release 16.3.2 when installed on Catalyst 9000 Series Storage; IOS Release 16.3.3 when installed on Catalyst 9000 Series Storage; IOS Release 16.3.4 when installed on Catalyst 9000 Series Storage; IOS Release 16.3.5 when installed on Catalyst 9000 Series Storage; IOS Release 16.3.6 when installed on Catalyst 9000 Series Storage; IOS Release 16.3.7 when installed on Catalyst 9000 Series Storage; IOS Release 16.3.8 when installed on Catalyst 9000 Series Storage; IOS Release 16.3.9 when installed on Catalyst 9000 Series Storage; IOS Release 16.4.1 when installed on Catalyst 9000 Series Storage; IOS Release 16.4.2 when installed on Catalyst 9000 Series Storage; IOS Release 16.4.3 when installed on Catalyst 9000 Series Storage; IOS Release 16.5.1 when installed on Catalyst 9000 Series Storage; IOS Release 16.5.1b when installed on Catalyst 9000 Series Storage; IOS Release 16.5.2 when installed on Catalyst 9000 Series Storage; IOS Release 16.5.3 when installed on Catalyst 9000 Series Storage; IOS Release 16.6.1 when installed on Catalyst 9000 Series Storage; IOS Release 16.6.10 when installed on Catalyst 9000 Series Storage; IOS Release 16.6.2 when installed on Catalyst 9000 Series Storage; IOS Release 16.6.3 when installed on Catalyst 9000 Series Storage; IOS Release 16.6.4 when installed on Catalyst 9000 Series Storage; IOS Release 16.6.4s when installed on Catalyst 9000 Series Storage; IOS Release 16.6.5 when installed on Catalyst 9000 Series Storage; IOS Release 16.6.5a when installed on Catalyst 9000 Series Storage; IOS Release 16.6.5b when installed on Catalyst 9000 Series Storage; IOS Release 16.6.6 when installed on Catalyst 9000 Series Storage; IOS Release 16.6.7 when installed on Catalyst 9000 Series Storage; IOS Release 16.6.7a when installed on Catalyst 9000 Series Storage; IOS Release 16.6.8 when installed on Catalyst 9000 Series Storage; IOS Release 16.6.9 when installed on Catalyst 9000 Series Storage; IOS Release 16.7.1 when installed on Catalyst 9000 Series Storage; IOS Release 16.7.2 when installed on Catalyst 9000 Series Storage; IOS Release 16.7.3 when installed on Catalyst 9000 Series Storage; IOS Release 16.8.1 when installed on Catalyst 9000 Series Storage; IOS Release 16.8.1b when installed on Catalyst 9000 Series Storage; IOS Release 16.8.1c when installed on Catalyst 9000 Series Storage; IOS Release 16.8.1s when installed on Catalyst 9000 Series Storage; IOS Release 16.8.2 when installed on Catalyst 9000 Series Storage; IOS Release 16.8.3 when installed on Catalyst 9000 Series Storage; IOS Release 16.9.1 when installed on Catalyst 9000 Series Storage; IOS Release 16.9.1a when installed on Catalyst 9000 Series Storage; IOS Release 16.9.1b when installed on Catalyst 9000 Series Storage; IOS Release 16.9.1c when installed on Catalyst 9000 Series Storage; IOS Release 16.9.1s when installed on Catalyst 9000 Series Storage; IOS Release 16.9.2 when installed on Catalyst 9000 Series Storage; IOS Release 16.9.2a when installed on Catalyst 9000 Series Storage; IOS Release 16.9.2s when installed on Catalyst 9000 Series Storage; IOS Release 16.9.3 when installed on Catalyst 9000 Series Storage; IOS Release 16.9.3h when installed on Catalyst 9000 Series Storage; IOS Release 16.9.3s when installed on Catalyst 9000 Series Storage; IOS Release 16.9.4 when installed on Catalyst 9000 Series Storage; IOS Release 16.9.4c when installed on Catalyst 9000 Series Storage; IOS Release 16.9.5 when installed on Catalyst 9000 Series Storage; IOS Release 16.9.5f when installed on Catalyst 9000 Series Storage; IOS Release 16.9.6 when installed on Catalyst 9000 Series Storage; IOS Release 16.9.7 when installed on Catalyst 9000 Series Storage; IOS Release 16.9.8 when installed on Catalyst 9000 Series Storage; IOS Release 16.9.8a when installed on Catalyst 9000 Series Storage; IOS Release 16.9.8b when installed on Catalyst 9000 Series Storage; IOS Release 17.1.1 when installed on Catalyst 9000 Series Storage; IOS Release 17.1.1a when installed on Catalyst 9000 Series Storage; IOS Release 17.1.1s when installed on Catalyst 9000 Series Storage; IOS Release 17.1.1t when installed on Catalyst 9000 Series Storage; IOS Release 17.1.2 when installed on Catalyst 9000 Series Storage; IOS Release 17.1.3 when installed on Catalyst 9000 Series Storage; IOS Release 17.2.1 when installed on Catalyst 9000 Series Storage; IOS Release 17.2.1r when installed on Catalyst 9000 Series Storage; IOS Release 17.2.1v when installed on Catalyst 9000 Series Storage; IOS Release 17.2.2 when installed on Catalyst 9000 Series Storage; IOS Release 17.2.3 when installed on Catalyst 9000 Series Storage; IOS Release 17.3.5a when installed on Catalyst 9000 Series Storage; IOS Release 17.3.5b when installed on Catalyst 9000 Series Storage; IOS Release 17.4.1 when installed on Catalyst 9000 Series Storage; IOS Release 17.4.1a when installed on Catalyst 9000 Series Storage; IOS Release 17.4.1b when installed on Catalyst 9000 Series Storage; IOS Release 17.4.1c when installed on Catalyst 9000 Series Storage; IOS Release 17.4.2 when installed on Catalyst 9000 Series Storage; IOS Release 17.5.1 when installed on Catalyst 9000 Series Storage; IOS Release 17.5.1a when installed on Catalyst 9000 Series Storage; IOS Release 17.6.1 when installed on Catalyst 9000 Series Storage; IOS Release 17.6.1a when installed on Catalyst 9000 Series Storage; IOS Release 17.6.2 when installed on Catalyst 9000 Series Storage; IOS Release 17.6.3 when installed on Catalyst 9000 Series Storage; IOS Release 17.6.3a when installed on Catalyst 9000 Series Storage; IOS Release 17.6.4 when installed on Catalyst 9000 Series Storage; IOS Release 17.7.1 when installed on Catalyst 9000 Series Storage; IOS Release 17.7.1a when installed on Catalyst 9000 Series Storage; IOS Release 17.7.1b when installed on Catalyst 9000 Series Storage; IOS Release 17.7.2 when installed on Catalyst 9000 Series Storage; IOS Release 17.8.1 when installed on Catalyst 9000 Series Storage; IOS Release 17.8.1a when installed on Catalyst 9000 Series Storage","exposure_verdict":"not_assessed","verdict_reason":"Public evidence does not evaluate exact release, platform, enabled features, configuration, compensating controls, or live exposure.","exposure_verdict_reason":"Public evidence does not evaluate exact release, platform, enabled features, configuration, compensating controls, or live exposure.","kev":false,"epss":{"score":0.0036,"score_date":"2026-05-21","updated_at":"2026-05-22T00:16:40Z"},"cvss_score":7.2,"cvss_source":"NVD","published_at":"2023-02-01T16:00:00Z","updated_at":"2023-06-01T15:34:21Z","advisory_updated_at":"2023-06-01T15:34:21Z","source_url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iox-8whGn5dL","row_display_order":2},{"cve":{"id":"CVE-2026-20084"},"advisory":{"id":"cisco-sa-bootp-WuBhNBxA","slug":"cisco-sa-bootp-wubhnbxa","title":"Cisco IOS XE Software for Catalyst 9000 Series Switches DHCP Snooping Denial of Service Vulnerability","source_url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-bootp-WuBhNBxA"},"evidence_type":"structured_affected","evidence_label":{"scope":"CSAF product evidence","label":"product_status known affected"},"evidence_source":"Cisco CSAF","source":"Cisco CSAF","source_document_fetched_at":"2026-05-19T18:06:53Z","csaf_status":"known_affected","csaf_product_status":"known_affected","csaf_product_status_path":"vulnerabilities[].product_status.known_affected","raw_product_name":"Cisco IOS XE Software Release 16.10.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.10.1e when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.10.1s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.11.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.11.1b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.11.1c when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.11.1s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.1c when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.1s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.2s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.2t when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.3a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.3s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.4 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.4a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.5 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.5b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.6 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.6a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.7 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.8 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.10 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.4 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.4a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.4s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.5 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.6 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.7 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.8 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.9 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.7.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.8.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.8.1a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.8.1s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.1s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.2s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.3s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.4 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.5 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.6 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.7 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.8 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.1.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.1.1s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.1.1t when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.1.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.1.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.10.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.10.1b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.11.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.12.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.12.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.12.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.12.4 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.12.5 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.13.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.14.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.15.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.15.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.15.2b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.15.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.15.4 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.15.4b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.15.4d when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.15.4s1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.16.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.17.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.18.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.2.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.2.1a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.2a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.4 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.5 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.6 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.7 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.8 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.8a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.4.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.5.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.5.1b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.5.1c when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.1y when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.4 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.5 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.5a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.6 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.6a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.7 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.8 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.7.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.8.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.4 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.4a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.5 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.6 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.6a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.6b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.7 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.8 when installed on Catalyst 9000 Series Storage","exposure_verdict":"not_assessed","verdict_reason":"Public evidence does not evaluate exact release, platform, enabled features, configuration, compensating controls, or live exposure.","exposure_verdict_reason":"Public evidence does not evaluate exact release, platform, enabled features, configuration, compensating controls, or live exposure.","kev":false,"epss":{"score":0.00153,"score_date":"2026-05-19","updated_at":"2026-05-20T02:10:46Z"},"cvss_score":8.6,"cvss_source":"NVD","published_at":"2026-03-25T16:00:00Z","updated_at":"2026-03-25T16:00:00Z","advisory_updated_at":"2026-03-25T16:00:00Z","source_url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-bootp-WuBhNBxA","row_display_order":3},{"cve":{"id":"CVE-2024-20434"},"advisory":{"id":"cisco-sa-vlan-dos-27Pur5RT","slug":"cisco-sa-vlan-dos-27pur5rt","title":"Cisco Catalyst 9000 Series Switches Denial of Service Vulnerability","source_url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-vlan-dos-27Pur5RT"},"evidence_type":"structured_affected","evidence_label":{"scope":"CSAF product evidence","label":"product_status known affected"},"evidence_source":"Cisco CSAF","source":"Cisco CSAF","source_document_fetched_at":"2026-05-19T18:07:04Z","csaf_status":"known_affected","csaf_product_status":"known_affected","csaf_product_status_path":"vulnerabilities[].product_status.known_affected","raw_product_name":"Cisco IOS XE Software Release 16.10.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.10.1e when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.10.1s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.11.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.11.1b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.11.1c when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.11.1s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.1c when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.1s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.2s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.2t when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.3a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.3s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.4 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.4a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.5 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.5b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.6 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.6a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.7 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.8 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.10 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.4 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.4a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.4s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.5 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.6 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.7 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.8 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.9 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.7.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.8.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.8.1a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.8.1s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.1s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.2s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.3s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.4 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.5 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.6 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.7 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.8 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.1.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.1.1s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.1.1t when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.1.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.1.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.10.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.10.1b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.11.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.11.99SW when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.12.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.12.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.12.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.13.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.14.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.2.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.2.1a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.2a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.4 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.4b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.5 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.6 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.7 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.8 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.8a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.4.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.5.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.5.1b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.5.1c when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.1y when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.4 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.5 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.5a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.6 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.6a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.7 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.7.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.8.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.4 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.4a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.5 when installed on Catalyst 9000 Series Storage","exposure_verdict":"not_assessed","verdict_reason":"Public evidence does not evaluate exact release, platform, enabled features, configuration, compensating controls, or live exposure.","exposure_verdict_reason":"Public evidence does not evaluate exact release, platform, enabled features, configuration, compensating controls, or live exposure.","kev":false,"epss":{"score":0.00082,"score_date":"2026-05-21","updated_at":"2026-05-22T00:16:40Z"},"cvss_score":4.3,"cvss_source":"NVD","published_at":"2024-09-25T16:00:00Z","updated_at":"2024-10-04T21:53:25Z","advisory_updated_at":"2024-10-04T21:53:25Z","source_url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-vlan-dos-27Pur5RT","row_display_order":4},{"cve":{"id":"CVE-2025-20311"},"advisory":{"id":"cisco-sa-cat9k-PtmD7bgy","slug":"cisco-sa-cat9k-ptmd7bgy","title":"Cisco IOS XE Software for Catalyst 9000 Series Switches Denial of Service Vulnerability","source_url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cat9k-PtmD7bgy"},"evidence_type":"structured_affected","evidence_label":{"scope":"CSAF product evidence","label":"product_status known affected"},"evidence_source":"Cisco CSAF","source":"Cisco CSAF","source_document_fetched_at":"2026-05-19T18:06:55Z","csaf_status":"known_affected","csaf_product_status":"known_affected","csaf_product_status_path":"vulnerabilities[].product_status.known_affected","raw_product_name":"Cisco IOS XE Software Release 16.10.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.10.1e when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.10.1s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.10.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.11.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.11.1b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.11.1c when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.11.1s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.11.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.10a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.1c when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.1s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.1z2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.2s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.2t when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.3a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.3s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.4 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.4a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.5 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.5b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.6 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.6a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.7 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.12.8 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.10 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.4 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.4a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.4s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.5 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.5a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.6 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.7 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.8 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.6.9 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.7.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.7.1b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.7.4 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.8.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.8.1a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.8.1s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.8.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.1s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.2s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.3a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.3s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.4 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.5 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.5f when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.6 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.7 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 16.9.8 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.1.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.1.1s when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.1.1t when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.1.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.1.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.10.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.10.1b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.11.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.11.1a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.11.99SW when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.12.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.12.1z6 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.12.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.12.2a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.12.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.12.3a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.12.4 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.13.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.13.1a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.14.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.14.1a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.15.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.15.1z when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.15.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.15.2b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.15.2c when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.16.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.16.1a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.2.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.2.1a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.2.1v when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.2.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.1z when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.2a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.4 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.4b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.4c when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.5 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.5a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.5b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.6 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.7 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.8 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.3.8a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.4.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.4.1b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.4.2a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.5.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.5.1a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.5.1b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.5.1c when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.1y when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.1z when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.1z1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.3a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.4 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.5 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.5a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.6 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.6a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.7 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.8 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.6.8a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.7.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.7.1b when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.7.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.8.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.8.1a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.1w when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.1x1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.1y when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.1y1 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.2 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.2a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.3 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.3a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.4 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.4a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.5 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.5f when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.6 when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.6a when installed on Catalyst 9000 Series Storage; Cisco IOS XE Software Release 17.9.6b when installed on Catalyst 9000 Series Storage","exposure_verdict":"not_assessed","verdict_reason":"Public evidence does not evaluate exact release, platform, enabled features, configuration, compensating controls, or live exposure.","exposure_verdict_reason":"Public evidence does not evaluate exact release, platform, enabled features, configuration, compensating controls, or live exposure.","kev":false,"epss":{"score":0.00032,"score_date":"2026-05-21","updated_at":"2026-05-22T00:16:40Z"},"cvss_score":7.4,"cvss_source":"NVD","published_at":"2025-09-24T16:00:00Z","updated_at":"2025-09-30T14:26:46Z","advisory_updated_at":"2025-09-30T14:26:46Z","source_url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-cat9k-PtmD7bgy","row_display_order":5}]}