Crontabs must be owned by root or the crontab creator.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-11994 | GEN003040 | SV-27333r1_rule | DCSL-1 | Medium |
| Description |
|---|
| To protect the integrity of scheduled system jobs and prevent malicious modification to these jobs, crontab files must be secured. |
| STIG | Date |
|---|---|
| Draft AIX Security Technical Implementation Guide | 2011-08-17 |
Details
| Check Text ( C-28469r1_chk ) |
|---|
| List all crontabs on the system. # ls -lL /var/spool/cron/crontabs/ If any crontab is not owned by root or the creating user, this is a finding. |
| Fix Text (F-11255r2_fix) |
|---|
| Change the crontab owner to root or the crontab creator. # chown root |