CVE-2022-21722

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 version 2.11.1 and prior, there are various cases where it is possible that certain incoming RTP/RTCP packets can potentially cause out-of-bound read access. This issue affects all users that use PJMEDIA and accept incoming RTP/RTCP. A patch is available as a commit in the master branch. There are no known workarounds.

Affected Software

Weaknesses

• CWE-125: CWE-125: Out-of-bounds Read

ADP Enrichment

CVE Program Container

Additional References

• https://github.com/pjsip/pjproject/security/advisories/GHSA-m66q-q64c-hv36
• https://github.com/pjsip/pjproject/commit/22af44e68a0c7d190ac1e25075e1382f77e9397a
• https://lists.debian.org/debian-lts-announce/2022/03/msg00035.html
• https://security.gentoo.org/glsa/202210-37
• https://lists.debian.org/debian-lts-announce/2022/11/msg00021.html
• https://www.debian.org/security/2022/dsa-5285
• 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: partial

References

• https://github.com/pjsip/pjproject/security/advisories/GHSA-m66q-q64c-hv36
• https://github.com/pjsip/pjproject/commit/22af44e68a0c7d190ac1e25075e1382f77e9397a
• https://lists.debian.org/debian-lts-announce/2022/03/msg00035.html
• https://security.gentoo.org/glsa/202210-37
• https://lists.debian.org/debian-lts-announce/2022/11/msg00021.html
• https://www.debian.org/security/2022/dsa-5285
• https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html

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