CVE-2022-21722

CRITICAL

Teluu Pjsip < 2.11.1 - Out-of-Bounds Read

Title source: rule
STIX 2.1

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. 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.

Scores

CVSS v3 9.1
EPSS 0.0046
EPSS Percentile 64.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-125
Status published
Products (3)
debian/debian_linux 9.0
debian/debian_linux 10.0
teluu/pjsip < 2.11.1
Published Jan 27, 2022
Tracked Since Feb 18, 2026