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Remote file systems must be mounted with the nodev option.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-209008 | OL6-00-000269 | SV-209008r793729_rule | Medium |
| Description |
|---|
| Legitimate device files should only exist in the /dev directory. NFS mounts should not present device files to users. |
| STIG | Date |
|---|---|
| Oracle Linux 6 Security Technical Implementation Guide | 2021-12-03 |
Details
| Check Text ( C-9261r357809_chk ) |
|---|
| To verify the "nodev" option is configured for all NFS mounts, run the following command: $ mount | grep nfs All NFS mounts should show the "nodev" setting in parentheses, along with other mount options. If the setting does not show, this is a finding. |
| Fix Text (F-9261r357810_fix) |
|---|
| Add the "nodev" option to the fourth column of "/etc/fstab" for the line which controls mounting of any NFS mounts. |