CVE-2021-29488

描述

SABnzbd is an open source binary newsreader. A vulnerability was discovered in SABnzbd that could trick the `filesystem.renamer()` function into writing downloaded files outside the configured Download Folder via malicious PAR2 files. A patch was released as part of SABnzbd 3.2.1RC1. As a workaround, limit downloads to NZBs without PAR2 files, deny write permissions to the SABnzbd process outside areas it must access to perform its job, or update to a fixed version.

如何修補 CVE-2021-29488

要修補 CVE-2021-29488,請將受影響套件升級到下列已修補版本。

• —升級至 3.1.1+dfsg-2+deb11u1 或更新版本

CVE-2021-29488 正在被利用嗎?

低 — EPSS 為 0.9%,目前沒有觀察到大規模利用活動。

受影響套件(1)

• from 0, < 3.1.1+dfsg-2+deb11u1

CVSS 分數

參考連結(1)

• ADVISORYsecurity-tracker.debian.org/tracker/CVE-2021-29488