{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-20247","assignerOrgId":"d1c1063e-7a18-46af-9102-31f8928bc633","state":"PUBLISHED","assignerShortName":"cisco","dateReserved":"2022-10-27T18:47:50.371Z","datePublished":"2023-11-01T17:14:57.660Z","dateUpdated":"2025-06-12T14:34:20.796Z"},"containers":{"cna":{"providerMetadata":{"orgId":"d1c1063e-7a18-46af-9102-31f8928bc633","shortName":"cisco","dateUpdated":"2024-01-25T16:58:31.488Z"},"descriptions":[{"lang":"en","value":"A vulnerability in the remote access SSL VPN feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an authenticated, remote attacker to bypass a configured multiple certificate authentication policy and connect using only a valid username and password. This vulnerability is due to improper error handling during remote access VPN authentication. An attacker could exploit this vulnerability by sending crafted requests during remote access VPN session establishment. A successful exploit could allow the attacker to bypass the configured multiple certificate authentication policy while retaining the privileges and permissions associated with the original connection profile."}],"affected":[{"vendor":"Cisco","product":"Cisco Adaptive Security Appliance (ASA) Software","versions":[{"version":"9.8.1","status":"affected"},{"version":"9.8.1.5","status":"affected"},{"version":"9.8.1.7","status":"affected"},{"version":"9.8.2","status":"affected"},{"version":"9.8.2.8","status":"affected"},{"version":"9.8.2.14","status":"affected"},{"version":"9.8.2.15","status":"affected"},{"version":"9.8.2.17","status":"affected"},{"version":"9.8.2.20","status":"affected"},{"version":"9.8.2.24","status":"affected"},{"version":"9.8.2.26","status":"affected"},{"version":"9.8.2.28","status":"affected"},{"version":"9.8.2.33","status":"affected"},{"version":"9.8.2.35","status":"affected"},{"version":"9.8.2.38","status":"affected"},{"version":"9.8.3.8","status":"affected"},{"version":"9.8.3.11","status":"affected"},{"version":"9.8.3.14","status":"affected"},{"version":"9.8.3.16","status":"affected"},{"version":"9.8.3.18","status":"affected"},{"version":"9.8.3.21","status":"affected"},{"version":"9.8.3","status":"affected"},{"version":"9.8.3.26","status":"affected"},{"version":"9.8.3.29","status":"affected"},{"version":"9.8.4","status":"affected"},{"version":"9.8.4.3","status":"affected"},{"version":"9.8.4.7","status":"affected"},{"version":"9.8.4.8","status":"affected"},{"version":"9.8.4.10","status":"affected"},{"version":"9.8.4.12","status":"affected"},{"version":"9.8.4.15","status":"affected"},{"version":"9.8.4.17","status":"affected"},{"version":"9.8.4.25","status":"affected"},{"version":"9.8.4.20","status":"affected"},{"version":"9.8.4.22","status":"affected"},{"version":"9.8.4.26","status":"affected"},{"version":"9.8.4.29","status":"affected"},{"version":"9.8.4.32","status":"affected"},{"version":"9.8.4.33","status":"affected"},{"version":"9.8.4.34","status":"affected"},{"version":"9.8.4.35","status":"affected"},{"version":"9.8.4.39","status":"affected"},{"version":"9.8.4.40","status":"affected"},{"version":"9.8.4.41","status":"affected"},{"version":"9.8.4.43","status":"affected"},{"version":"9.8.4.44","status":"affected"},{"version":"9.8.4.45","status":"affected"},{"version":"9.8.4.46","status":"affected"},{"version":"9.8.4.48","status":"affected"},{"version":"9.12.1","status":"affected"},{"version":"9.12.1.2","status":"affected"},{"version":"9.12.1.3","status":"affected"},{"version":"9.12.2","status":"affected"},{"version":"9.12.2.4","status":"affected"},{"version":"9.12.2.5","status":"affected"},{"version":"9.12.2.9","status":"affected"},{"version":"9.12.3","status":"affected"},{"version":"9.12.3.2","status":"affected"},{"version":"9.12.3.7","status":"affected"},{"version":"9.12.4","status":"affected"},{"version":"9.12.3.12","status":"affected"},{"version":"9.12.3.9","status":"affected"},{"version":"9.12.2.1","status":"affected"},{"version":"9.12.4.2","status":"affected"},{"version":"9.12.4.4","status":"affected"},{"version":"9.12.4.7","status":"affected"},{"version":"9.12.4.10","status":"affected"},{"version":"9.12.4.13","status":"affected"},{"version":"9.12.4.8","status":"affected"},{"version":"9.12.4.18","status":"affected"},{"version":"9.12.4.24","status":"affected"},{"version":"9.12.4.26","status":"affected"},{"version":"9.12.4.29","status":"affected"},{"version":"9.12.4.30","status":"affected"},{"version":"9.12.4.35","status":"affected"},{"version":"9.12.4.37","status":"affected"},{"version":"9.12.4.38","status":"affected"},{"version":"9.12.4.39","status":"affected"},{"version":"9.12.4.40","status":"affected"},{"version":"9.12.4.41","status":"affected"},{"version":"9.12.4.47","status":"affected"},{"version":"9.12.4.48","status":"affected"},{"version":"9.12.4.50","status":"affected"},{"version":"9.12.4.52","status":"affected"},{"version":"9.12.4.54","status":"affected"},{"version":"9.12.4.55","status":"affected"},{"version":"9.12.4.56","status":"affected"},{"version":"9.12.4.58","status":"affected"},{"version":"9.14.1","status":"affected"},{"version":"9.14.1.10","status":"affected"},{"version":"9.14.1.6","status":"affected"},{"version":"9.14.1.15","status":"affected"},{"version":"9.14.1.19","status":"affected"},{"version":"9.14.1.30","status":"affected"},{"version":"9.14.2","status":"affected"},{"version":"9.14.2.4","status":"affected"},{"version":"9.14.2.8","status":"affected"},{"version":"9.14.2.13","status":"affected"},{"version":"9.14.2.15","status":"affected"},{"version":"9.14.3","status":"affected"},{"version":"9.14.3.1","status":"affected"},{"version":"9.14.3.9","status":"affected"},{"version":"9.14.3.11","status":"affected"},{"version":"9.14.3.13","status":"affected"},{"version":"9.14.3.18","status":"affected"},{"version":"9.14.3.15","status":"affected"},{"version":"9.14.4","status":"affected"},{"version":"9.14.4.6","status":"affected"},{"version":"9.14.4.7","status":"affected"},{"version":"9.14.4.12","status":"affected"},{"version":"9.14.4.13","status":"affected"},{"version":"9.14.4.14","status":"affected"},{"version":"9.14.4.15","status":"affected"},{"version":"9.14.4.17","status":"affected"},{"version":"9.14.4.22","status":"affected"},{"version":"9.14.4.23","status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Firepower Threat Defense Software","versions":[{"version":"6.2.3","status":"affected"},{"version":"6.2.3.1","status":"affected"},{"version":"6.2.3.2","status":"affected"},{"version":"6.2.3.3","status":"affected"},{"version":"6.2.3.4","status":"affected"},{"version":"6.2.3.5","status":"affected"},{"version":"6.2.3.6","status":"affected"},{"version":"6.2.3.7","status":"affected"},{"version":"6.2.3.8","status":"affected"},{"version":"6.2.3.10","status":"affected"},{"version":"6.2.3.11","status":"affected"},{"version":"6.2.3.9","status":"affected"},{"version":"6.2.3.12","status":"affected"},{"version":"6.2.3.13","status":"affected"},{"version":"6.2.3.14","status":"affected"},{"version":"6.2.3.15","status":"affected"},{"version":"6.2.3.16","status":"affected"},{"version":"6.2.3.17","status":"affected"},{"version":"6.2.3.18","status":"affected"},{"version":"6.6.0","status":"affected"},{"version":"6.6.0.1","status":"affected"},{"version":"6.6.1","status":"affected"},{"version":"6.6.3","status":"affected"},{"version":"6.6.4","status":"affected"},{"version":"6.6.5","status":"affected"},{"version":"6.6.5.1","status":"affected"},{"version":"6.6.5.2","status":"affected"},{"version":"6.6.7","status":"affected"},{"version":"6.6.7.1","status":"affected"},{"version":"6.4.0","status":"affected"},{"version":"6.4.0.1","status":"affected"},{"version":"6.4.0.3","status":"affected"},{"version":"6.4.0.2","status":"affected"},{"version":"6.4.0.4","status":"affected"},{"version":"6.4.0.5","status":"affected"},{"version":"6.4.0.6","status":"affected"},{"version":"6.4.0.7","status":"affected"},{"version":"6.4.0.8","status":"affected"},{"version":"6.4.0.9","status":"affected"},{"version":"6.4.0.10","status":"affected"},{"version":"6.4.0.11","status":"affected"},{"version":"6.4.0.12","status":"affected"},{"version":"6.4.0.13","status":"affected"},{"version":"6.4.0.14","status":"affected"},{"version":"6.4.0.15","status":"affected"},{"version":"6.4.0.16","status":"affected"},{"version":"6.7.0","status":"affected"},{"version":"6.7.0.1","status":"affected"},{"version":"6.7.0.2","status":"affected"},{"version":"6.7.0.3","status":"affected"},{"version":"7.0.0","status":"affected"},{"version":"7.0.0.1","status":"affected"},{"version":"7.0.1","status":"affected"},{"version":"7.0.1.1","status":"affected"},{"version":"7.0.2","status":"affected"},{"version":"7.0.2.1","status":"affected"},{"version":"7.0.3","status":"affected"},{"version":"7.0.4","status":"affected"},{"version":"7.0.5","status":"affected"},{"version":"7.1.0","status":"affected"},{"version":"7.1.0.1","status":"affected"},{"version":"7.1.0.2","status":"affected"},{"version":"7.1.0.3","status":"affected"},{"version":"7.2.0","status":"affected"},{"version":"7.2.0.1","status":"affected"},{"version":"7.2.1","status":"affected"},{"version":"7.2.2","status":"affected"},{"version":"7.2.3","status":"affected"},{"version":"7.2.4","status":"affected"},{"version":"7.3.0","status":"affected"},{"version":"7.3.1","status":"affected"},{"version":"7.3.1.1","status":"affected"}]}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Authentication Bypass Using an Alternate Path or Channel","type":"cwe","cweId":"CWE-288"}]}],"references":[{"url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-multi-cert-dzA3h5PT","name":"cisco-sa-asaftd-multi-cert-dzA3h5PT"}],"metrics":[{"format":"cvssV3_1","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N","baseScore":5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE"}}],"exploits":[{"lang":"en","value":"The Cisco Product Security Incident Response Team (PSIRT) is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."}],"source":{"advisory":"cisco-sa-asaftd-multi-cert-dzA3h5PT","discovery":"INTERNAL","defects":["CSCwe20918"]}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T09:05:35.954Z"},"title":"CVE Program Container","references":[{"url":"https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asaftd-multi-cert-dzA3h5PT","name":"cisco-sa-asaftd-multi-cert-dzA3h5PT","tags":["x_transferred"]}]},{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-06-12T14:34:10.276276Z","id":"CVE-2023-20247","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-06-12T14:34:20.796Z"}}]}}