CVE-2022-39269 Information

Description

PJSIP is a free and open source multimedia communication library written in C. When processing certain packets PJSIP may incorrectly switch from using SRTP media transport to using basic RTP upon SRTP restart causing the media to be sent insecurely. The vulnerability impacts all PJSIP users that use SRTP. The patch is available as commit d2acb9a in the master branch of the project and will be included in version 2.13. Users are advised to manually patch or to upgrade. There are no known workarounds for this vulnerability.

CVSS Vector

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

Reference

https://github.com/pjsip/pjproject/commit/d2acb9af4e27b5ba75d658690406cec9c274c5cc https://github.com/pjsip/pjproject/security/advisories/GHSA-wx5m-cj97-4wwg

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

NONE

Base Severity

9.1