CVE-2017-7471
9.0
CRITICAL
CVSS 3.1
EPSS 0.85%
描述
Quick Emulator (Qemu) built with the VirtFS, host directory sharing via Plan 9 File System (9pfs) support, is vulnerable to an improper access control issue. It could occur while accessing files on a shared host directory. A privileged user inside guest could use this flaw to access host file system beyond the shared folder and potentially escalating their privileges on a host.
如何修補 CVE-2017-7471
要修補 CVE-2017-7471,請將受影響套件升級到下列已修補版本。
- —升級至 1:2.8+dfsg-5 或更新版本
CVE-2017-7471 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, < 1:2.8+dfsg-5
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.0 | CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |