{"id":"CVE-2022-31031","state":"PUBLISHED","title":"Potential stack buffer overflow when parsing message as a STUN client","description":"PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In versions prior to and including 2.12.1 a stack buffer overflow vulnerability affects PJSIP users that use STUN in their applications, either by: setting a STUN server in their account/media config in PJSUA/PJSUA2 level, or directly using `pjlib-util/stun_simple` API. A patch is available in commit 450baca which should be included in the next release. 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In versions prior to and including 2.12.1 a stack buffer overflow vulnerability affects PJSIP users that use STUN in their applications, either by: setting a STUN server in their account/media config in PJSUA/PJSUA2 level, or directly using `pjlib-util/stun_simple` API. A patch is available in commit 450baca which should be included in the next release. There are no known workarounds for this issue."}],"affected":[{"vendor":"pjsip","product":"pjproject","versions":[{"version":"<= 2.12.1","status":"affected"}]}],"references":[{"url":"https://github.com/pjsip/pjproject/security/advisories/GHSA-26j7-ww69-c4qj"},{"url":"https://github.com/pjsip/pjproject/commit/450baca94f475345542c6953832650c390889202"},{"url":"https://security.gentoo.org/glsa/202210-37","name":"GLSA-202210-37","tags":["vendor-advisory"]},{"url":"https://lists.debian.org/debian-lts-announce/2023/02/msg00029.html","name":"[debian-lts-announce] 20230222 [SECURITY] [DLA 3335-1] asterisk security update","tags":["mailing-list"]},{"url":"https://www.debian.org/security/2023/dsa-5358","name":"DSA-5358","tags":["vendor-advisory"]},{"url":"https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html","name":"[debian-lts-announce] 20230829 [SECURITY] [DLA 3549-1] ring security update","tags":["mailing-list"]}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-120","type":"CWE","lang":"en","description":"CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2023-08-30T00:06:47.370Z"},"source":{"advisory":"GHSA-26j7-ww69-c4qj","discovery":"UNKNOWN"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://github.com/pjsip/pjproject/security/advisories/GHSA-26j7-ww69-c4qj","tags":["x_transferred"]},{"url":"https://github.com/pjsip/pjproject/commit/450baca94f475345542c6953832650c390889202","tags":["x_transferred"]},{"url":"https://security.gentoo.org/glsa/202210-37","name":"GLSA-202210-37","tags":["vendor-advisory","x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2023/02/msg00029.html","name":"[debian-lts-announce] 20230222 [SECURITY] [DLA 3335-1] asterisk security update","tags":["mailing-list","x_transferred"]},{"url":"https://www.debian.org/security/2023/dsa-5358","name":"DSA-5358","tags":["vendor-advisory","x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html","name":"[debian-lts-announce] 20230829 [SECURITY] [DLA 3549-1] ring security update","tags":["mailing-list","x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/09/msg00030.html"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2025-11-04T16:09:46.351Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-04-23T15:49:22.770361Z","id":"CVE-2022-31031","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-04-23T18:18:32.940Z"}}]}}}