CVE-2022-23537CWE-122

PJSIP vulnerable to heap buffer overflow when decoding STUN message

Medium · published December 20, 2022

CVSS v3.1
6.5
EPSS
1%
Percentile
65.7
In the wild
Unconfirmed
What it is

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).

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.01114 · 65.7th percentile
Weakness
CWE-122 · Heap-based Buffer Overflow
Published
2022-12-20T18:50Z
EPSS history
Timeline
  • 20 DEC 18:50Z
    PJSIP vulnerable to heap buffer overflow when decoding STUN message
    cvelistv5