PJSIP vulnerable to heap buffer overflow when decoding STUN message
CVE-2022-23537

6.5MEDIUM

Key Information:

Vendor

Pjsip

Status
Pjproject
Vendor
CVE Published:
20 December 2022

What is CVE-2022-23537?

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).

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Deploy the Patch

Affected Version(s)

pjproject <= 2.13

References

https://github.com/pjsip/pjproject/security/advisories/GH...
x_refsource_CONFIRM
https://github.com/pjsip/pjproject/commit/d8440f4d711a654...
x_refsource_MISC
https://lists.debian.org/debian-lts-announce/2023/08/msg0...

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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