CVE-2018-7738
HIGH7.8EPSS 0.05%util-linux - security update
發布日:2018/3/7修改日:2026/4/28
描述
In util-linux before 2.32-rc1, bash-completion/umount allows local users to gain privileges by embedding shell commands in a mountpoint name, which is mishandled during a umount command (within Bash) by a different user, as demonstrated by logging in as root and entering umount followed by a tab character for autocompletion.
受影響套件(3)
- Debian/bash-completionfrom 0
- Debian/util-linuxfrom 0, < 2.31.1-0.5
- Debian/util-linuxfrom 0, < 2.29.2-1+deb9u1
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |