CVE-2020-27837
6.4
MEDIUM
CVSS 3.1
EPSS 0.22%
描述
A flaw was found in GDM in versions prior to 3.38.2.1. A race condition in the handling of session shutdown makes it possible to bypass the lock screen for a user that has autologin enabled, accessing their session without authentication. This is similar to CVE-2017-12164, but requires more difficult conditions to exploit.
如何修補 CVE-2020-27837
要修補 CVE-2020-27837,請將受影響套件升級到下列已修補版本。
- Debian/gdm3—升級至 3.38.2.1-1 或更新版本
CVE-2020-27837 正在被利用嗎?
低 — EPSS 為 0.2%,目前沒有觀察到大規模利用活動。
受影響套件(1)
- from 0, < 3.38.2.1-1
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.4 | CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |