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CVE-2022-23537

Date: December 20, 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).

Language: C

Severity Score

Related Resources (10)

https://security.alpinelinux.org/vuln/CVE-2022-23537
https://github.com/pjsip/pjproject/commit/d8440f4d711a654b511f50f79c0445b26f9dd1e1
https://nvd.nist.gov/vuln/detail/CVE-2022-23537
https://people.canonical.com/~ubuntu-security/cve/CVE-2022-23537
https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html
https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/23xxx/CVE-2022-23537.json
https://github.com/pjsip/pjproject/security/advisories/GHSA-9pfh-r8x4-w26w
https://lists.debian.org/debian-lts-announce/2024/09/msg00030.html
https://security-tracker.debian.org/tracker/CVE-2022-23537
https://www.mend.io/vulnerability-database/CVE-2022-23537

Severity Score

Weakness Type (CWE)

Out-of-bounds Read

CWE-125

Out-of-bounds Write

CWE-787

Heap-based Buffer Overflow

CWE-122

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): NONE
Availability (A): HIGH

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