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CVE-2021-43845

HIGH

8.2

Descripcion

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.

Detalles CVE

Puntuacion CVSS v3.18.2

SeveridadHIGH

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

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado12/27/2021

Ultima modificacion11/4/2025

Fuentenvd

Avistamientos honeypot0

Productos afectados

debian:debian_linuxteluu:pjsip

Debilidades (CWE)

CWE-125CWE-125

Referencias

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)

Correlaciones IOC

Sin correlaciones registradas

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