CVE-2023-49288
7.5
HIGH
CVSS 3.1
EPSS 4.8%
描述
Squid is a caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. Affected versions of squid are subject to a a Use-After-Free bug which can lead to a Denial of Service attack via collapsed forwarding. All versions of Squid from 3.5 up to and including 5.9 configured with "collapsed_forwarding on" are vulnerable. Configurations with "collapsed_forwarding off" or without a "collapsed_forwarding" directive are not vulnerable. This bug is fixed by Squid version 6.0.1. Users are advised to upgrade. Users unable to upgrade should remove all collapsed_forwarding lines from their squid.conf.
如何修補 CVE-2023-49288
要修補 CVE-2023-49288,請將受影響套件升級到下列已修補版本。
- —升級至 6.1-r0 或更新版本
CVE-2023-49288 正在被利用嗎?
低 — EPSS 為 4.8%,目前沒有觀察到大規模利用活動。
受影響套件(1)
- >= 3.5, < 6.1-r0
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |