cve/2018/CVE-2018-7738.md

CVE-2018-7738

Description

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.

POC

Reference

No PoCs from references.

Github

• https://github.com/ARPSyndicate/cvemon
• https://github.com/andir/nixos-issue-db-example
• https://github.com/lnick2023/nicenice
• https://github.com/qazbnm456/awesome-cve-poc
• https://github.com/xbl3/awesome-cve-poc_qazbnm456