All shell files must have mode 0755 or less permissive.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-922 | GEN002220 M6 | SV-38015r1_rule | ECLP-1 | High |
| Description |
|---|
| Shells with world/group write permissions give the ability to maliciously modify the shell to obtain unauthorized access. |
| STIG | Date |
|---|---|
| MAC OSX 10.6 Workstation Security Technical Implementation Guide | 2013-04-09 |
Details
| Check Text ( C-37584r1_chk ) |
|---|
| Open a terminal session and enter the following command. cat /etc/shells | xargs -n1 ls -lL If any shell has a mode more permissive than 0755, this is a finding. |
| Fix Text (F-32826r1_fix) |
|---|
| Open a terminal session and enter the following command to set the mode. chmod 0755 |