CVE-2022-39347
5.7
MEDIUM
CVSS 3.1
EPSS 0.89%
描述
FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP are missing path canonicalization and base path check for `drive` channel. A malicious server can trick a FreeRDP based client to read files outside the shared directory. This issue has been addressed in version 2.9.0 and all users are advised to upgrade. Users unable to upgrade should not use the `/drive`, `/drives` or `+home-drive` redirection switch.
如何修補 CVE-2022-39347
要修補 CVE-2022-39347,請將受影響套件升級到下列已修補版本。
- —升級至 2.3.0+dfsg1-2+deb11u2 或更新版本
CVE-2022-39347 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, < 2.3.0+dfsg1-2+deb11u2
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.7 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N |