CVE-2022-23537
PJSIP vulnerable to heap buffer overflow when decoding STUN message
- State
- Published
- Severity
- 6.5 Medium
- Published
- Dec 20, 2022
- Updated
- Nov 4, 2025
- Reserved
- Jan 19, 2022
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. Buffer overread is possible when parsing a specially crafted STUN message with unknown attribute. The vulnerability affects applications that uses STUN including PJNATH and PJSUA-LIB. The patch is available as a commit in the master branch (2.13.1).
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 6.5 Medium | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H | GitHub_M |
Weaknesses
- CWE-122 Heap-based Buffer Overflow
Affected Products
| Product | Versions |
|---|---|
pjprojectpjsip |
|
References
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