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The NFS server must be configured to restrict filesystem access to local hosts.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-933 | GEN005840 | SV-28450r1_rule | ECSC-1 | Medium |
| Description |
|---|
| The access option limits user access to the specified level. This assists in protecting exported file systems. Otherwise, anybody would be able to mount and use the exported files. |
| STIG | Date |
|---|---|
| Solaris 9 X86 Security Technical Implementation Guide | 2012-05-25 |
Details
| Check Text ( C-864r2_chk ) |
|---|
| Check the permissions on exported NFS file systems. Procedure: # exportfs -v If the exported file systems do not contain the rw or ro options specifying a list of hosts or networks, this is a finding. |
| Fix Text (F-25770r1_fix) |
|---|
| Edit /etc/dfs/dfstab and add ro and/or rw options (as appropriate) specifying a list of hosts or networks which are permitted access. Re-export the file systems. |