The TOSS 5 /boot/grub2/grub.cfg file must be group owned by root.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-282628 | TOSS-05-000095 | SV-282628r1200864_rule | CCI-000366 | medium |
| Description | ||||
| The "root" group is a highly privileged group. Furthermore, the group owner of this file should not have any access privileges. | ||||
| STIG | Date | |||
| Tri-Lab Operating System Stack (TOSS) 5 Security Technical Implementation Guide | 2026-04-01 | |||
Details
Check Text (C-282628r1200864_chk)
Verify the group ownership of the "/boot/grub2/grub.cfg" file using the following command:
$ sudo stat -c "%G %n" /boot/grub2/grub.cfg
root /boot/grub2/grub.cfg
If "/boot/grub2/grub.cfg" file does not have a group owner of "root", this is a finding.
Fix Text (F-87094r1200863_fix)
Change the group of the file /boot/grub2/grub.cfg to root using the following command:
$ sudo chgrp root /boot/grub2/grub.cfg