The /etc/securetty file must have mode 0600 or less permissive.

From Oracle Linux 5 Security Technical Implementation Guide

SV-63071r1_rule The /etc/securetty file must have mode 0600 or less permissive.

Vulnerability discussion

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

Check content

Check /etc/securetty permissions. Procedure: # ls -lL /etc/securetty If /etc/securetty has a mode more permissive than 0600, this is a finding.

Fix text

Change the mode of the /etc/securetty file to 0600. Procedure: # chmod 0600 /etc/securetty

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