Details

The contents of the /etc/issue file are displayed to users prior to login for local terminals.

Rationale:

If the /etc/issue file does not have the correct ownership it could be modified by unauthorized users with incorrect or misleading information.

Solution

Run the following commands to set permissions on /etc/issue:

# chown root:root /etc/issue
# chmod 644 /etc/issue

Supportive Information

The following resource is also helpful.

• https://workbench.cisecurity.org/files/2619

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

References

• 800-53|CM-6
• CSCv6|3.1
• CSCv7|5.1

Source

• Tenable.com/audits