The system boot loader configuration file(s) must have mode 0600 or less permissive.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-217903	RHEL-06-000067	SV-217903r505923_rule		Medium

Description
Proper permissions ensure that only the root user can modify important boot parameters.

STIG	Date
Red Hat Enterprise Linux 6 Security Technical Implementation Guide	2020-09-03

Details

Check Text ( C-19384r376724_chk )
To check the permissions of "/boot/grub/grub.conf", run the command: $ sudo ls -lL /boot/grub/grub.conf If properly configured, the output should indicate the following permissions: "-rw-------" If it does not, this is a finding.

Fix Text (F-19382r376725_fix)
Set file permissions for "/boot/grub/grub.conf" to 600, which is the default. To properly set the permissions of "/boot/grub/grub.conf", run the command: $ chmod 600 /boot/grub/grub.conf