Vulnerability Monitor

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CVE-2022-21723

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 versions 2.11.1 and prior, parsing an incoming SIP message that contains a malformed multipart can potentially cause out-of-bound read access. This issue affects all PJSIP users that accept SIP multipart. The patch is available as commit in the `master` branch. There are no known workarounds.

Published

2022-01-27T00:15:07.737

Last Modified

2024-11-21T06:45:18.580

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.1 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:N/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

4.9

Weaknesses

Type: Secondary
CWE-125
Type: Primary
CWE-125

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	teluu	pjsip	≤ 2.11.1	Yes
Application	asterisk	certified_asterisk	16.8.0	Yes
Application	asterisk	certified_asterisk	16.8.0	Yes
Application	asterisk	certified_asterisk	16.8.0	Yes
Application	asterisk	certified_asterisk	16.8.0	Yes
Application	asterisk	certified_asterisk	16.8.0	Yes
Application	asterisk	certified_asterisk	16.8.0	Yes
Application	asterisk	certified_asterisk	16.8.0	Yes
Application	asterisk	certified_asterisk	16.8.0	Yes
Application	asterisk	certified_asterisk	16.8.0	Yes
Application	asterisk	certified_asterisk	16.8.0	Yes
Application	asterisk	certified_asterisk	16.8.0	Yes
Application	asterisk	certified_asterisk	16.8.0	Yes
Application	asterisk	certified_asterisk	16.8.0	Yes
Application	sangoma	asterisk	< 16.24.1	Yes
Application	sangoma	asterisk	< 18.10.1	Yes
Application	sangoma	asterisk	< 19.2.1	Yes
Operating System	debian	debian_linux	9.0	Yes
Operating System	debian	debian_linux	10.0	Yes

References

http://packetstormsecurity.com/files/166227/Asterisk-Project-Security-Advisory-AST-2022-006.html Third Party Advisory, VDB Entry ([email protected])
http://seclists.org/fulldisclosure/2022/Mar/2 Mailing List, Patch, Third Party Advisory ([email protected])
https://github.com/pjsip/pjproject/commit/077b465c33f0aec05a49cd2ca456f9a1b112e896 Patch, Third Party Advisory ([email protected])
https://github.com/pjsip/pjproject/security/advisories/GHSA-7fw8-54cv-r7pm Patch, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2022/03/msg00035.html Mailing List, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2022/11/msg00021.html Mailing List, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html ([email protected])
https://security.gentoo.org/glsa/202210-37 Third Party Advisory ([email protected])
https://www.debian.org/security/2022/dsa-5285 Third Party Advisory ([email protected])
http://packetstormsecurity.com/files/166227/Asterisk-Project-Security-Advisory-AST-2022-006.html Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://seclists.org/fulldisclosure/2022/Mar/2 Mailing List, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/pjsip/pjproject/commit/077b465c33f0aec05a49cd2ca456f9a1b112e896 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/pjsip/pjproject/security/advisories/GHSA-7fw8-54cv-r7pm Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2022/03/msg00035.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2022/11/msg00021.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/202210-37 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.debian.org/security/2022/dsa-5285 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)