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The alias files must have mode 0644 or less permissive.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-240435 | VRAU-SL-000570 | SV-240435r671046_rule | Medium |
| Description |
|---|
| Excessive permissions on the alias files may permit unauthorized modification. If an alias file is modified by an unauthorized user, they may modify the file to run malicious code or redirect email. |
| STIG | Date |
|---|---|
| VMware vRealize Automation 7.x SLES Security Technical Implementation Guide | 2021-06-24 |
Details
| Check Text ( C-43668r671044_chk ) |
|---|
| Check the permissions of the alias files: # ls -lL /etc/aliases # ls -lL /etc/aliases.db If the files have a mode more permissive than "0644", this is a finding. |
| Fix Text (F-43627r671045_fix) |
|---|
| Change the mode of the alias files to "0644": # chmod 0644 /etc/aliases /etc/aliases.db |