CVE-2021-43845

Katalog CVE

CVSS 9.1 · Critical EPSS 3,6%

Kerentanan Out-of-bounds Read pada teluu pjsip, debian linux. Skor CVSS 3.1 9.1 (Critical) menurut NVD.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD

27 Desember 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

9.1 (Critical), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-125: Out-of-bounds Read

EPSS (30 hari)

3,6% peluang dieksploitasi; lebih tinggi dari 89,2% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/pjsip/pjproject/commit/f74c1fc22b760d2a24369aa72c74c4a9ab985859 patch · advisory pihak ketiga
• https://github.com/pjsip/pjproject/pull/2924 exploit · issue tracking · patch · advisory pihak ketiga
• https://github.com/pjsip/pjproject/security/advisories/GHSA-r374-qrwv-86hh patch · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2022/03/msg00035.html mailing list · advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2022/11/msg00021.html mailing list · advisory pihak ketiga
• https://security.gentoo.org/glsa/202210-37 advisory pihak ketiga
• https://www.debian.org/security/2022/dsa-5285 advisory pihak ketiga
• https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html
• https://lists.debian.org/debian-lts-announce/2024/09/msg00030.html