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All Network File System (NFS) exported system files and system directories must be group-owned by root, bin, sys, or system.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-22496 | GEN005810 | SV-46122r1_rule | Medium |
| Description |
|---|
| Failure to give group-ownership of sensitive files or directories to root provides the members of the owning group with the potential to access sensitive information or change system configuration which could weaken the system's security posture. |
| STIG | Date |
|---|---|
| SUSE Linux Enterprise Server v11 for System z Security Technical Implementation Guide | 2018-09-19 |
Details
| Check Text ( C-43379r1_chk ) |
|---|
| List the exports. # cat /etc/exports For each file system displayed, check the ownership. # ls -ldL If the directory is not group-owned by root, bin, sys, or system, this is a finding. |
| Fix Text (F-39463r1_fix) |
|---|
| Change the group owner of the export directory. # chgrp root |