← Retour aux CVEs

CVE-2021-43845

HIGH

8.2

Description

PJSIP is a free and open source multimedia communication library. In version 2.11.1 and prior, if incoming RTCP XR message contain block, the data field is not checked against the received packet size, potentially resulting in an out-of-bound read access. This affects all users that use PJMEDIA and RTCP XR. A malicious actor can send a RTCP XR message with an invalid packet size.

Details CVE

Score CVSS v3.18.2

SeveriteHIGH

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

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie12/27/2021

Derniere modification11/4/2025

Sourcenvd

Observations honeypot0

Produits affectes

debian:debian_linuxteluu:pjsip

Faiblesses (CWE)

CWE-125CWE-125

References

https://github.com/pjsip/pjproject/commit/f74c1fc22b760d2a24369aa72c74c4a9ab985859(security-advisories@github.com)

https://github.com/pjsip/pjproject/pull/2924(security-advisories@github.com)

https://github.com/pjsip/pjproject/security/advisories/GHSA-r374-qrwv-86hh(security-advisories@github.com)

https://lists.debian.org/debian-lts-announce/2022/03/msg00035.html(security-advisories@github.com)

https://lists.debian.org/debian-lts-announce/2022/11/msg00021.html(security-advisories@github.com)

https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html(security-advisories@github.com)

https://security.gentoo.org/glsa/202210-37(security-advisories@github.com)

https://www.debian.org/security/2022/dsa-5285(security-advisories@github.com)

https://github.com/pjsip/pjproject/commit/f74c1fc22b760d2a24369aa72c74c4a9ab985859(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/pjsip/pjproject/pull/2924(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/pjsip/pjproject/security/advisories/GHSA-r374-qrwv-86hh(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2022/03/msg00035.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2022/11/msg00021.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2024/09/msg00030.html(af854a3a-2127-422b-91ae-364da2661108)

https://security.gentoo.org/glsa/202210-37(af854a3a-2127-422b-91ae-364da2661108)

https://www.debian.org/security/2022/dsa-5285(af854a3a-2127-422b-91ae-364da2661108)

Correlations IOC

Aucune correlation enregistree

This product uses data from the NVD API but is not endorsed or certified by the NVD.