CVE-2021-23240
HIGH7.8EPSS 0.21%發布日:2021/1/12修改日:2025/11/19
也稱為:ALPINE-CVE-2021-23240
描述
selinux_edit_copy_tfiles in sudoedit in Sudo before 1.9.5 allows a local unprivileged user to gain file ownership and escalate privileges by replacing a temporary file with a symlink to an arbitrary file target. This affects SELinux RBAC support in permissive mode. Machines without SELinux are not vulnerable.
受影響套件(2)
- Alpine/sudofrom 0, < 1.9.5p2-r0
- Debian/sudofrom 0, < 1.9.5-1
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |