OL09-00-002583 - OL 9 /etc/crontab file must have mode 0600.

Information

Service configuration files enable or disable features of their respective services that if configured incorrectly can lead to insecure and vulnerable configurations; therefore, service configuration files must have the correct access rights to prevent unauthorized changes.

Solution

Configure the OL 9 file /etc/crontab with mode 600.

$ sudo chmod 0600 /etc/crontab

See Also

https://dl.dod.cyber.mil/wp-content/uploads/stigs/zip/U_Oracle_Linux_9_V1R5_STIG.zip