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.
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Affected Vendors & Products
References
History
Fri, 13 Dec 2024 14:45:00 +0000
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MITRE
Status: PUBLISHED
Assigner: mitre
Published: 2018-03-06T22:00:00
Updated: 2024-12-13T13:09:22.233Z
Reserved: 2018-03-06T00:00:00
Link: CVE-2018-7738
Vulnrichment
No data.
NVD
Status : Modified
Published: 2018-03-07T02:29:03.533
Modified: 2024-12-13T14:15:19.380
Link: CVE-2018-7738
Redhat