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CVE-2021-43845

HIGH

8.2

Beschreibung

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.

CVE Details

CVSS v3.1 Bewertung8.2

SchweregradHIGH

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

AngriffsvektorNETWORK

KomplexitatLOW

Erforderliche PrivilegienNONE

BenutzerinteraktionNONE

Veroffentlicht12/27/2021

Zuletzt geandert11/4/2025

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

debian:debian_linuxteluu:pjsip

Schwachen (CWE)

CWE-125CWE-125

Referenzen

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)

IOC Korrelationen

Keine Korrelationen erfasst

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