{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-4612","assignerOrgId":"4bb8329e-dd38-46c1-aafb-9bf32bcb93c6","state":"PUBLISHED","assignerShortName":"CERT-PL","dateReserved":"2023-08-30T06:31:53.251Z","datePublished":"2023-11-09T13:41:38.189Z","dateUpdated":"2025-02-26T21:25:31.425Z"},"containers":{"cna":{"affected":[{"collectionURL":"https://www.apereo.org/projects/cas","defaultStatus":"unknown","product":"CAS","vendor":"Apereo Foundation","versions":[{"lessThanOrEqual":"7.0.0-RC7","status":"affected","version":"0","versionType":"custom"}]}],"credits":[{"lang":"en","type":"finder","user":"00000000-0000-4000-9000-000000000000","value":"Maksym Brzęczek (efigo.pl)"}],"datePublic":"2023-11-09T14:00:00.000Z","descriptions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"Improper Authentication vulnerability in Apereo CAS in&nbsp;<span style=\"background-color: rgb(255, 255, 255);\">jakarta.servlet.http.HttpServletRequest.getRemoteAddr method</span> allows Multi-Factor Authentication bypass.<p>This issue affects CAS: through 7.0.0-RC7. It is unknown whether in new versions the issue will be fixed. For the date of publication there is no patch, and the vendor does not treat it as a vulnerability.</p><div><div><br></div></div><p></p>"}],"value":"Improper Authentication vulnerability in Apereo CAS in jakarta.servlet.http.HttpServletRequest.getRemoteAddr method allows Multi-Factor Authentication bypass.This issue affects CAS: through 7.0.0-RC7. It is unknown whether in new versions the issue will be fixed. For the date of publication there is no patch, and the vendor does not treat it as a vulnerability."}],"impacts":[{"capecId":"CAPEC-115","descriptions":[{"lang":"en","value":"CAPEC-115 Authentication Bypass"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-302","description":"CWE-302 Authentication Bypass by Assumed-Immutable Data","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"4bb8329e-dd38-46c1-aafb-9bf32bcb93c6","shortName":"CERT-PL","dateUpdated":"2024-10-10T15:35:59.524Z"},"references":[{"tags":["third-party-advisory"],"url":"https://cert.pl/posts/2023/11/CVE-2023-4612/"},{"tags":["third-party-advisory"],"url":"https://cert.pl/en/posts/2023/11/CVE-2023-4612/"}],"source":{"discovery":"UNKNOWN"},"title":"MFA bypass in Apereo CAS","x_generator":{"engine":"Vulnogram 0.1.0-dev"}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T07:31:06.563Z"},"title":"CVE Program Container","references":[{"tags":["third-party-advisory","x_transferred"],"url":"https://cert.pl/posts/2023/11/CVE-2023-4612/"},{"tags":["third-party-advisory","x_transferred"],"url":"https://cert.pl/en/posts/2023/11/CVE-2023-4612/"}]},{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":9.8,"attackVector":"NETWORK","baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"NONE","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2023-11-17T19:57:40.527274Z","id":"CVE-2023-4612","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":"2025-02-26T21:25:31.425Z"}}]}}