Details

The securetty file contains the list of terminals permitting direct root logins. It must be protected from unauthorized modification.

Solution

Change the group-owner of /etc/securetty to root, sys, or bin.
Example:
# chgrp root /etc/securetty

Supportive Information

The following resource is also helpful.

• http://iasecontent.disa.mil/stigs/zip/U_RedHat_5_V1R18_STIG.zip

This security hardening control applies to the following category of controls within NIST 800-53: Access Control.This control applies to the following type of system Unix.

References

• 800-53|AC-6
• CAT|II
• CCI|CCI-000225
• CSCv6|3.1
• Group-ID|V-12038
• Rule-ID|SV-37340r1_rule
• STIG-ID|GEN000000-LNX00620
• Vuln-ID|V-12038

Source

• Tenable.com/audits