CVE-2022-24792
moderate-risk
Published 2022-04-25
PJSIP is a free and open source multimedia communication library written in C. A denial-of-service vulnerability affects applications on a 32-bit systems that use PJSIP versions 2.12 and prior to play/read invalid WAV files. The vulnerability occurs when reading WAV file data chunks with length greater than 31-bit integers. The vulnerability does not affect 64-bit apps and should not affect apps that only plays trusted WAV files. A patch is available on the `master` branch of the `pjsip/project` GitHub repository. As a workaround, apps can reject a WAV file received from an unknown source or validate the file first.
Do I need to act?
~
1.6% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10
High
NETWORK
/ LOW complexity
Affected Products (4)
References (12)
Third Party Advisory
https://security.gentoo.org/glsa/202210-37
Mailing List
https://www.debian.org/security/2022/dsa-5285
Third Party Advisory
https://security.gentoo.org/glsa/202210-37
Mailing List
https://www.debian.org/security/2022/dsa-5285
40
/ 100
moderate-risk
Severity
26/34 · High
Exploitability
4/34 · Minimal
Exposure
10/34 · Low