CVE-2022-39244 HIGH

CVE-2022-39244: Buffer overflow in pjlib scanner and pjmedia

Vendor Pjsip
Product pjproject
Weakness CWE-120
Published October 6, 2022
Last update November 4, 2025

CVSS base score

7.5/10
Attack vector Network
Attack complexity High
Privileges required None
User interaction Required
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

What the vulnerability does

01Description

PJSIP is a free and open source multimedia communication library written in C. In versions of PJSIP prior to 2.13 the PJSIP parser, PJMEDIA RTP decoder, and PJMEDIA SDP parser are affeced by a buffer overflow vulnerability. Users connecting to untrusted clients are at risk. This issue has been patched and is available as commit c4d3498 in the master branch and will be included in releases 2.13 and later. Users are advised to upgrade. There are no known workarounds for this issue.

Key dates

02Disclosure timeline

October 6, 2022 CVE published
November 4, 2025 Record updated