CVE-2022-24786

Name: CVE-2022-24786
Creator: NVD / NIST
Published: 2022-04-06T14:15:07.98+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.89%

Last modified Jun 17, 2026

CVE-2022-24786 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. PJSIP is a free and open source multimedia communication library written in C. PJSIP versions 2.12 and prior do not parse incoming RTCP feedback RPSI (Reference Picture Selection Indication) packet, but any app that directly uses pjmedia_rtcp_fb_parse_rpsi() will be affected. EPSS estimates a 1.89% chance of exploitation in the next 30 days.

Description

PJSIP is a free and open source multimedia communication library written in C. PJSIP versions 2.12 and prior do not parse incoming RTCP feedback RPSI (Reference Picture Selection Indication) packet, but any app that directly uses pjmedia_rtcp_fb_parse_rpsi() will be affected. A patch is available in the `master` branch of the `pjsip/pjproject` GitHub repository. There are currently no known workarounds.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

1.89%

77.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Pjsip	Pjsip	<= 2.12
Debian	Debian Linux	9.0
Debian	Debian Linux	10.0

References

https://github.com/pjsip/pjproject/commit/11559e49e65bdf00922ad5ae28913ec6a198d508Patch, Third Party Advisory
https://github.com/pjsip/pjproject/security/advisories/GHSA-vhxv-phmx-g52qThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/11/msg00021.htmlMailing List, Third Party Advisory
https://security.gentoo.org/glsa/202210-37Third Party Advisory
https://www.debian.org/security/2022/dsa-5285Third Party Advisory
https://github.com/pjsip/pjproject/commit/11559e49e65bdf00922ad5ae28913ec6a198d508Patch, Third Party Advisory
https://github.com/pjsip/pjproject/security/advisories/GHSA-vhxv-phmx-g52qThird Party Advisory
https://lists.debian.org/debian-lts-announce/2022/11/msg00021.htmlMailing List, Third Party Advisory
https://security.gentoo.org/glsa/202210-37Third Party Advisory
https://www.debian.org/security/2022/dsa-5285Third Party Advisory

Timeline

Published: Apr 6, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-24786?

How severe is CVE-2022-24786?

CVE-2022-24786 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.89% probability of exploitation in the next 30 days.

How do I fix CVE-2022-24786?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-24786?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST