Critical severity9.1NVD Advisory· Published Jan 27, 2022· Updated Jun 17, 2026
CVE-2022-21723
CVE-2022-21723
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 2.11.1 and prior, parsing an incoming SIP message that contains a malformed multipart can potentially cause out-of-bound read access. This issue affects all PJSIP users that accept SIP multipart. The patch is available as commit in the master branch. There are no known workarounds.
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Affected products
19cpe:2.3:a:asterisk:certified_asterisk:16.8.0:*:*:*:*:*:*:*+ 12 more
- cpe:2.3:a:asterisk:certified_asterisk:16.8.0:*:*:*:*:*:*:*
- cpe:2.3:a:asterisk:certified_asterisk:16.8.0:cert10:*:*:*:*:*:*
- cpe:2.3:a:asterisk:certified_asterisk:16.8.0:cert11:*:*:*:*:*:*
- cpe:2.3:a:asterisk:certified_asterisk:16.8.0:cert12:*:*:*:*:*:*
- cpe:2.3:a:asterisk:certified_asterisk:16.8.0:cert1:*:*:*:*:*:*
- cpe:2.3:a:asterisk:certified_asterisk:16.8.0:cert2:*:*:*:*:*:*
- cpe:2.3:a:asterisk:certified_asterisk:16.8.0:cert3:*:*:*:*:*:*
- cpe:2.3:a:asterisk:certified_asterisk:16.8.0:cert4:*:*:*:*:*:*
- cpe:2.3:a:asterisk:certified_asterisk:16.8.0:cert5:*:*:*:*:*:*
- cpe:2.3:a:asterisk:certified_asterisk:16.8.0:cert6:*:*:*:*:*:*
- cpe:2.3:a:asterisk:certified_asterisk:16.8.0:cert7:*:*:*:*:*:*
- cpe:2.3:a:asterisk:certified_asterisk:16.8.0:cert8:*:*:*:*:*:*
- cpe:2.3:a:asterisk:certified_asterisk:16.8.0:cert9:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
10- seclists.org/fulldisclosure/2022/Mar/2nvdMailing ListPatchThird Party Advisory
- github.com/pjsip/pjproject/commit/077b465c33f0aec05a49cd2ca456f9a1b112e896nvdPatchThird Party Advisory
- github.com/pjsip/pjproject/security/advisories/GHSA-7fw8-54cv-r7pmnvdPatchThird Party Advisory
- packetstormsecurity.com/files/166227/Asterisk-Project-Security-Advisory-AST-2022-006.htmlnvdThird Party AdvisoryVDB Entry
- lists.debian.org/debian-lts-announce/2022/03/msg00035.htmlnvdMailing ListThird Party Advisory
- lists.debian.org/debian-lts-announce/2022/11/msg00021.htmlnvdMailing ListThird Party Advisory
- security.gentoo.org/glsa/202210-37nvdThird Party Advisory
- www.debian.org/security/2022/dsa-5285nvdThird Party Advisory
- lists.debian.org/debian-lts-announce/2023/08/msg00038.htmlnvd
- lists.debian.org/debian-lts-announce/2024/09/msg00030.htmlnvd
News mentions
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