CVE-2022-39269

CriticalCVSS 9.1/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 9.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Weakness enumeration

CWE-319

Affected software

Vendor	Product	Versions
pjsip	pjproject	>= 2.11, < 2.13

References

https://github.com/pjsip/pjproject/commit/d2acb9af4e27b5ba75d658690406cec9c274c5ccPatch, Third Party Advisory
https://github.com/pjsip/pjproject/security/advisories/GHSA-wx5m-cj97-4wwgThird Party Advisory
https://lists.debian.org/debian-lts-announce/2023/02/msg00029.html
https://security.gentoo.org/glsa/202210-37Third Party Advisory
https://www.debian.org/security/2023/dsa-5358
https://github.com/pjsip/pjproject/commit/d2acb9af4e27b5ba75d658690406cec9c274c5ccPatch, Third Party Advisory
https://github.com/pjsip/pjproject/security/advisories/GHSA-wx5m-cj97-4wwgThird Party Advisory
https://lists.debian.org/debian-lts-announce/2023/02/msg00029.html
https://security.gentoo.org/glsa/202210-37Third Party Advisory
https://www.debian.org/security/2023/dsa-5358

Timeline

Published: Oct 6, 2022
Last modified: Jun 17, 2026
NVD status: Modified

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