Buffer overflow in Pjsip Pjproject
CVE-2022-23547
PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. This issue is similar to GHSA-9pfh-r8x4-w26w. Possible buffer overread when parsing a certain STUN message. The vulnerability affects applications that uses STUN including PJNATH and PJSUA-LIB. The patch is available as commit in the master branch.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H.
EPSS exploit prediction
EPSS: 0.009 (59.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 59.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- Pjsip Pjproject — versions <= 2.13
- Pjsip
Weakness classification (CWE)
References
- github.com/pjsip/pjproject/security/advisories/GHSA-cxwq-5g9x-x7fr (Patch, Third Party Advisory)
- github.com/pjsip/pjproject/security/advisories/GHSA-9pfh-r8x4-w26w (Patch, Third Party Advisory)
- github.com/pjsip/pjproject/commit/bc4812d31a67d5e2f973fbfaf950d6118226cf36 (Patch, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2023/08/msg00038.html
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2022-23547?
- CVE-2022-23547 is a medium-severity vulnerability in Pjsip Pjproject, classified under Heap-based Buffer Overflow. CVSS score: 6.5/10. Published 2022-12-23.
- How severe is CVE-2022-23547?
- Medium severity. CVSS v3 base score is 6.5 out of 10.