Out-of-bounds Read in Pjsip Pjproject
CVE-2022-21723
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 con…
Vulnerability class: Buffer Overflow
EPSS: 0.005 (64.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.
Affected products
- Pjsip Pjproject — versions <= 2.11.1
Weakness classification (CWE)
References
- github.com/pjsip/pjproject/security/advisories/GHSA-7fw8-54cv-r7pm
- github.com/pjsip/pjproject/commit/077b465c33f0aec05a49cd2ca456f9a1b112e896
- 20220304 AST-2022-006: pjproject: unconstrained malformed multipart SIP message (mailing-list)
- packetstormsecurity.com/files/166227/Asterisk-Project-Security-Advisory-AST-202…
- [debian-lts-announce] 20220328 [SECURITY] [DLA 2962-1] pjproject security update (mailing-list)
- GLSA-202210-37 (vendor-advisory)
- [debian-lts-announce] 20221117 [SECURITY] [DLA 3194-1] asterisk security update (mailing-list)
- DSA-5285 (vendor-advisory)
- [debian-lts-announce] 20230829 [SECURITY] [DLA 3549-1] ring security update (mailing-list)
Frequently asked questions
- What is CVE-2022-21723?
- CVE-2022-21723 is a critical-severity vulnerability in Pjsip Pjproject, classified under Out-of-bounds Read. CVSS score: 9.1/10. Published 2022-01-27.
- How severe is CVE-2022-21723?
- Critical severity. CVSS v3 base score is 9.1 out of 10.