CVE-2022-31031

Summary

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. There are no known workarounds for this issue.

Affected Software

Weaknesses

• CWE-120: CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

ADP Enrichment

CVE Program Container

Additional References

• https://github.com/pjsip/pjproject/security/advisories/GHSA-26j7-ww69-c4qj
• https://github.com/pjsip/pjproject/commit/450baca94f475345542c6953832650c390889202
• https://security.gentoo.org/glsa/202210-37
• https://lists.debian.org/debian-lts-announce/2023/02/msg00029.html
• https://www.debian.org/security/2023/dsa-5358
• https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html
• https://lists.debian.org/debian-lts-announce/2024/09/msg00030.html

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: yes
  • Technical Impact: total

References

• https://github.com/pjsip/pjproject/security/advisories/GHSA-26j7-ww69-c4qj
• https://github.com/pjsip/pjproject/commit/450baca94f475345542c6953832650c390889202
• https://security.gentoo.org/glsa/202210-37
• https://lists.debian.org/debian-lts-announce/2023/02/msg00029.html
• https://www.debian.org/security/2023/dsa-5358
• https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html

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