{"dataType":"CVE_RECORD","cveMetadata":{"state":"PUBLISHED","cveId":"CVE-2025-27370","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","dateUpdated":"2025-04-25T14:43:40.581Z","dateReserved":"2025-02-23T00:00:00.000Z","datePublished":"2025-03-03T00:00:00.000Z"},"containers":{"cna":{"affected":[{"defaultStatus":"unknown","product":"OpenID Connect","vendor":"OpenID","versions":[{"lessThanOrEqual":"1.0 errata set 2","status":"affected","version":"0","versionType":"custom"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:openid:openid_connect:*:*:*:*:*:*:*:*","versionEndIncluding":"1.0 errata set 2"}]}]}],"descriptions":[{"lang":"en","value":"OpenID Connect Core through 1.0 errata set 2 allows audience injection in certain situations. When the private_key_jwt authentication mechanism is used, a malicious Authorization Server could trick a Client into writing attacker-controlled values into the audience, including token endpoints or issuer identifiers of other Authorization Servers. The malicious Authorization Server could then use these private key JWTs to impersonate the Client."}],"problemTypes":[{"descriptions":[{"cweId":"CWE-305","description":"CWE-305 Authentication Bypass by Primary Weakness","lang":"en","type":"CWE"}]}],"providerMetadata":{"orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre","dateUpdated":"2025-04-25T14:43:40.581Z"},"references":[{"url":"https://openid.net/wp-content/uploads/2025/01/OIDF-Responsible-Disclosure-Notice-on-Security-Vulnerability-for-private_key_jwt.pdf"},{"url":"https://openid.net/notice-of-a-security-vulnerability/"},{"url":"https://talks.secworkshop.events/osw2025/talk/R8D9BS/"},{"url":"https://github.com/OWASP/ASVS/issues/2678"},{"url":"https://eprint.iacr.org/2025/629"}],"x_generator":{"engine":"enrichogram 0.0.1"},"metrics":[{"cvssV3_1":{"version":"3.1","baseScore":6.9,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:H/A:N"}}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-03-04T16:59:06.842747Z","id":"CVE-2025-27370","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":"2025-03-04T16:59:34.625Z"}}]},"dataVersion":"5.1"}