{"schema_version":"public-product-v1.1","generated_at":"2026-07-21T10:26:38Z","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-20190813-bluetooth","slug":"cisco-sa-20190813-bluetooth","vendor":"Cisco","title":"Key Negotiation of Bluetooth Vulnerability","summary":"A weakness in the Bluetooth Basic Rate/Enhanced Data Rate (BR/EDR) protocol core specification exposes a vulnerability that could allow for an unauthenticated, adjacent attacker to perform a man-in-the-middle attack on an encrypted Bluetooth connection. The attack must be performed during negotiation or renegotiation of a paired device connection; existing sessions cannot be attacked. The issue could allow the attacker to reduce the entropy of the negotiated session key that is used to secure a Bluetooth connection between a paired device and a host device. An attacker who can successfully inject a malicious message into a Bluetooth connection during session negotiation or renegotiation could cause the strength of the session key to be susceptible to brute force attack. This advisory will be updated as additional information becomes available. There are no workarounds that address this vulnerability. This advisory is available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190813-bluetooth","severity":"Medium","published_at":"2019-08-13T17:00:00Z","updated_at":"2019-08-21T14:14:09Z","source_url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190813-bluetooth","csaf_url":"https://sec.cloudapps.cisco.com/security/center/contentjson/CiscoSecurityAdvisory/cisco-sa-20190813-bluetooth/csaf/cisco-sa-20190813-bluetooth.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":4,"public_evidence_count":4,"kev_count":0,"highest_epss":0.02691},"cves":[{"id":"CVE-2019-9506","kev":false,"epss":{"score":0.02691,"percentile":0.84229,"score_date":"2026-07-20","updated_at":"2026-07-21T05:16:33Z"}}],"public_evidence":[{"product":{"name":"Cisco TelePresence CE Software","slug":"cisco-telepresence-ce-software","vendor":"Cisco"},"cve":{"id":"CVE-2019-9506"},"evidence_type":"structured_affected","evidence_label":{"scope":"CSAF product evidence","label":"product_status known 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exposure.","kev":false,"epss":{"score":0.02691,"score_date":"2026-07-20","updated_at":"2026-07-21T05:16:33Z"},"published_at":"2019-08-13T17:00:00Z","updated_at":"2019-08-21T14:14:09Z","advisory_updated_at":"2019-08-21T14:14:09Z","source_url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190813-bluetooth","remediation":{"url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190813-bluetooth"},"row_display_order":2},{"product":{"name":"Cisco IP Phone 8800 Series with Multiplatform Firmware","slug":"cisco-ip-phone-8800-series-with-multiplatform-firmware","vendor":"Cisco"},"cve":{"id":"CVE-2019-9506"},"evidence_type":"structured_affected","evidence_label":{"scope":"CSAF product evidence","label":"product_status known affected"},"evidence_source":"Cisco CSAF","source":"Cisco 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