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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-40307r2_rule | 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 |
|---|---|
| SOLARIS 10 X86 SECURITY TECHNICAL IMPLEMENTATION GUIDE | 2017-01-05 |
Details
| Check Text ( C-39157r2_chk ) |
|---|
| Determine if the NFS server is exporting with the root access option. Procedure: # exportfs -v | grep "root=" OR # more /etc/dfs/sharetab If an export with the root option is found and is not properly documented with the IA staff, this is a finding. |
| Fix Text (F-25776r1_fix) |
|---|
| Edit the /etc/dfs/dfstab file and remove the root= option from all exports. Re-export the file systems. |