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Remote file systems must be mounted with the nodev option.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-218021 | RHEL-06-000269 | SV-218021r505923_rule | Medium |
| Description |
|---|
| Legitimate device files should only exist in the /dev directory. NFS mounts should not present device files to users. |
| STIG | Date |
|---|---|
| Red Hat Enterprise Linux 6 Security Technical Implementation Guide | 2020-09-03 |
Details
| Check Text ( C-19502r377078_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-19500r377079_fix) |
|---|
| Add the "nodev" option to the fourth column of "/etc/fstab" for the line which controls mounting of any NFS mounts. |