by Kastro
Paper/Archive/CVE-2022-23537

CVE-2022-23537

pjsip pjproject — PJSIP vulnerable to heap buffer overflow when decoding STUN message

EPSS 1%CVSS 9.8
critical.is priorityof 100
43
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 66.0.660 × 2013.2No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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. Buffer overread is possible when parsing a specially crafted STUN message with unknown attribute. The vulnerability affects applications that uses STUN including PJNATH and PJSUA-LIB. The patch is available as a commit in the master branch (2.13.1).

Affected

ProductAffectedFixed inSource
pjproject<= 2.13–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
GitHub_M (CNA)6.5CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: partial

References

refgithub.com/pjsip/pjproject/security/advisories/GHSA-9pfh-r8x4-w26wrefgithub.com/pjsip/pjproject/commit/d8440f4d711a654b511f50f79c0445b26f9dd1e1reflists.debian.org/debian-lts-announce/2023/08/msg00038.htmlreflists.debian.org/debian-lts-announce/2024/09/msg00030.html