CVE-2022-23547

CRITICAL
Published Dec 23, 20223y ago · Modified Jun 17, 20262w ago
9.8 CVSS 3.1
Critical
Find Similar
Published Dec 23, 2022 3y ago
Last Modified Jun 17, 2026 2w ago

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. This issue is similar to GHSA-9pfh-r8x4-w26w. Possible buffer overread when parsing a certain STUN message. The vulnerability affects applications that uses STUN including PJNATH and PJSUA-LIB. The patch is available as commit in the master branch.

CVSS Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 2

CWE-122
CWE-125 Out-of-bounds Read Memory Safety

Affected Products 1

VendorProductVersionRange
pjsippjsip* <2.13.1

References 5

  • github.com https://github.com/pjsip/pjproject/commit/bc4812d31a67d5e2f973fbfaf950d6118226cf36
    PatchThird Party Advisory
  • github.com https://github.com/pjsip/pjproject/security/advisories/GHSA-9pfh-r8x4-w26w
    PatchThird Party Advisory
  • github.com https://github.com/pjsip/pjproject/security/advisories/GHSA-cxwq-5g9x-x7fr
    PatchThird Party Advisory
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2024/09/msg00030.html

Remediation

  • github.com https://github.com/pjsip/pjproject/commit/bc4812d31a67d5e2f973fbfaf950d6118226cf36
    PatchThird Party Advisory
  • github.com https://github.com/pjsip/pjproject/security/advisories/GHSA-9pfh-r8x4-w26w
    PatchThird Party Advisory
  • github.com https://github.com/pjsip/pjproject/security/advisories/GHSA-cxwq-5g9x-x7fr
    PatchThird Party Advisory