{"schema_version":"public-product-v1.1","generated_at":"2026-07-21T11:04:22Z","exposure_verdict":"not_assessed","verdict_reason":"Public evidence does not evaluate exact release, platform, enabled features, configuration, compensating controls, or live exposure.","advisory":{"id":"Cisco-SA-20150324-CVE-2015-0672","slug":"cisco-sa-20150324-cve-2015-0672","vendor":"Cisco","title":"Cisco IOS XR Software DHCPv4 Server Denial of Service Vulnerability","summary":"A vulnerability in the DHCP process of Cisco IOS XR Software for Cisco ASR 9000 Series Aggregation Services Routers could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition. The vulnerability is due to improper processing of crafted DHCP messages on a targeted interface of an affected device. An unauthenticated, remote attacker could exploit this vulnerability by sending large amounts of crafted DHCP messages to a targeted interface on an affected device. A successful exploit could cause the device to stop responding to DHCP requests on that interface, resulting in a DoS condition. Cisco has confirmed the vulnerability and released software updates. To exploit this vulnerability, an attacker may need access to trusted, internal networks behind a firewall to send large amounts of crafted DHCP messages to an interface on the device. This access requirement may reduce the likelihood of a successful exploit. Cisco indicates through the CVSS score that functional exploit code exists; however, the code is not known to be publicly available.","severity":"Medium","published_at":"2015-03-24T17:17:05Z","updated_at":"2015-03-24T17:17:05Z","source_url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/Cisco-SA-20150324-CVE-2015-0672","csaf_url":"https://sec.cloudapps.cisco.com/security/center/contentjson/CiscoSecurityAdvisory/Cisco-SA-20150324-CVE-2015-0672/csaf/Cisco-SA-20150324-CVE-2015-0672.json","exposure_verdict":"not_assessed","verdict_reason":"Public evidence does not evaluate exact release, platform, enabled features, configuration, compensating controls, or live exposure."},"freshness":{"last_source_refreshed_at":"2026-07-21T05:16:34Z","latest_source_refresh_at":"2026-07-21T05:16:34Z","oldest_source_refresh_at":"2026-07-21T03:00:03Z","all_sources_fresh":true,"sources":[{"source":"cisco_advisories","label":"Cisco advisories","last_success_at":"2026-07-21T03:00:03Z","stale":false},{"source":"cisco_csaf","label":"Cisco CSAF","last_success_at":"2026-07-21T05:14:24Z","stale":false},{"source":"nvd_cves","label":"NVD CVEs","last_success_at":"2026-07-21T05:16:30Z","stale":false},{"source":"cisa_kev","label":"CISA KEV","last_success_at":"2026-07-21T05:16:31Z","stale":false},{"source":"first_epss","label":"EPSS","last_success_at":"2026-07-21T05:16:34Z","stale":false}]},"summary":{"cve_count":1,"visible_product_count":1,"public_evidence_count":1,"kev_count":0,"highest_epss":0.01746},"cves":[{"id":"CVE-2015-0672","kev":false,"epss":{"score":0.01746,"percentile":0.75291,"score_date":"2026-07-19","updated_at":"2026-07-20T05:46:47Z"}}],"public_evidence":[{"product":{"name":"Cisco ASR 9000 Series Aggregation Services Routers","slug":"cisco-asr-9000-series-aggregation-services-routers","vendor":"Cisco"},"cve":{"id":"CVE-2015-0672"},"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":"2026-07-19T23:32:52Z","csaf_status":"known_affected","csaf_product_status":"known_affected","csaf_product_status_path":"vulnerabilities[].product_status.known_affected","raw_product_name":"Cisco ASR 9000 Series Aggregation Services Routers","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":0.01746,"score_date":"2026-07-19","updated_at":"2026-07-20T05:46:47Z"},"published_at":"2015-03-24T17:17:05Z","updated_at":"2015-03-24T17:17:05Z","advisory_updated_at":"2015-03-24T17:17:05Z","source_url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/Cisco-SA-20150324-CVE-2015-0672","row_display_order":1}]}