cifs-utils: It was found that cifs-utils' mount.cifs was invoking a shell whenrequesting the Samba password, which could be used...
CVE-2020-14342 is fixed in cifs-utils on 1 platform, first by cifs-utils 2:6.8-1ubuntu1.2, released April 27, 2022. It is not reported as exploited. Patch Radar priority: Routine.
It was found that cifs-utils' mount.cifs was invoking a shell whenrequesting the Samba password, which could be used to inject arbitrarycommands. An attacker able to invoke mount.cifs with special permission,such as via sudo rules, could use this flaw to escalate their privileges.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| cifs-utils · Ubuntu 18.04.6 LTS (bionic) | 2:6.8-1ubuntu1.2 | cifs-utils 2:6.8-1ubuntu1.2 | Apr 27, 2022 |
| cifs-utils · Ubuntu 20.04 LTS (focal) | 2:6.9-1ubuntu0.2 | cifs-utils 2:6.9-1ubuntu0.2 | Apr 27, 2022 |
| cifs-utils · Ubuntu 24.10 (oracular) | 2:6.11-0ubuntu1 | cifs-utils 2:6.11-0ubuntu1 | Jan 16, 2026 |
| cifs-utils · Ubuntu 25.04 (plucky) | 2:6.11-0ubuntu1 | cifs-utils 2:6.11-0ubuntu1 | Jan 16, 2026 |
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