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The NFS server must not allow remote root access.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-935 | GEN005880 | SV-935r7_rule | EBRP-1 | Medium |
| Description |
|---|
| If the NFS server allows root access to local file systems from remote hosts, this access could be used to compromise the system. |
| STIG | Date |
|---|---|
| Draft AIX Security Technical Implementation Guide | 2011-08-17 |
Details
| Check Text ( C-867r3_chk ) |
|---|
| Determine if the NFS server is exporting with the root access option. Procedure: # exportfs –v | grep “root=” If an export with the root option is found, this is a finding. |
| Fix Text (F-1089r3_fix) |
|---|
| Edit /etc/exports and remove the root= option for all exports. Re-export the file systems. |