← Voltar para CVEs

CVE-2021-43845

HIGH

8.2

Descricao

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.

Detalhes CVE

Pontuacao CVSS v3.18.2

SeveridadeHIGH

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

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado12/27/2021

Ultima modificacao11/4/2025

Fontenvd

Avistamentos honeypot0

Produtos afetados

debian:debian_linuxteluu:pjsip

Fraquezas (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)

Correlacoes IOC

Sem correlacoes registradas

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