CVE-2022-23537
asterisk - security update
9.8
CRITICAL
CVSS 3.1
EPSS 1.0%
描述
PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. Buffer overread is possible when parsing a specially crafted STUN message with unknown attribute. The vulnerability affects applications that uses STUN including PJNATH and PJSUA-LIB. The patch is available as a commit in the master branch (2.13.1).
如何修補 CVE-2022-23537
要修補 CVE-2022-23537,請將受影響套件升級到下列已修補版本。
- —升級至 1:16.28.0~dfsg-0+deb11u2 或更新版本
- —升級至 20210112.2.b757bac~ds1-1+deb11u1 或更新版本
CVE-2022-23537 正在被利用嗎?
低 — EPSS 為 1.0%,目前沒有觀察到大規模利用活動。
受影響套件(2)
- from 0, < 1:16.28.0~dfsg-0+deb11u2
- from 0, < 20210112.2.b757bac~ds1-1+deb11u1
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |