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AIX default system accounts (with the exception of root) must not be listed in the cron.allow file or must be included in the cron.deny file, if cron.allow does not exist.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-91609 | AIX7-00-001033 | SV-101707r1_rule | Medium |
| Description |
|---|
| To centralize the management of privileged account crontabs, of the default system accounts, only root may have a crontab. |
| STIG | Date |
|---|---|
| IBM AIX 7.x Security Technical Implementation Guide | 2020-02-24 |
Details
| Check Text ( C-90763r1_chk ) |
|---|
| Check the "cron.allow" and "cron.deny" files for the system using commands: # more /var/adm/cron/cron.allow # more /var/adm/cron/cron.deny If the "cron.allow" file exists and is empty, this is a finding. If a default system account (such as bin, sys, adm, or lpd) is listed in the "cron.allow" file, or not listed in the "cron.deny" file, this is a finding. |
| Fix Text (F-97807r1_fix) |
|---|
| Remove default system accounts (such as bin, sys, adm, or lpd) from the "cron.allow" file, or add those accounts to the "cron.deny" file. |