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CVE-2022-23537

Published: 20 December 2022

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).

Priority

Medium

Cvss 3 Severity Score

9.8

Score breakdown

Status

Package Release Status
asterisk
Launchpad, Ubuntu, Debian
trusty Ignored
(end of standard support)
upstream Needs triage

xenial Needs triage

bionic Not vulnerable
(code nor present)
focal Not vulnerable
(code nor present)
jammy Needed

kinetic Not vulnerable
(code nor present)
mantic Needs triage

lunar Ignored
(end of life, was needs-triage)
pjproject
Launchpad, Ubuntu, Debian
bionic Needed

focal Does not exist

jammy Does not exist

kinetic Does not exist

trusty Ignored
(end of standard support)
upstream Needs triage

xenial Needs triage

ring
Launchpad, Ubuntu, Debian
jammy Does not exist

kinetic Does not exist

trusty Ignored
(end of standard support)
upstream Needs triage

xenial Ignored
(end of standard support)
lunar Not vulnerable
(20230206.0~ds1-5)
bionic
Released (20180228.1.503da2b~ds1-1ubuntu0.1~esm1)
Available with Ubuntu Pro
focal
Released (20190215.1.f152c98~ds1-1+deb10u2build0.20.04.1)
mantic Not vulnerable
(20230206.0~ds2-1.3)
sip
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

jammy Does not exist

kinetic Does not exist

trusty Ignored
(end of standard support)
upstream Needs triage

xenial Ignored
(end of standard support)

Severity score breakdown

Parameter Value
Base score 9.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H