RHEL 9 /etc/gshadow- file must be group-owned by root.

Severity
Group ID
Group Title
Version
Rule ID
Date
STIG Version
mediumV-257905SRG-OS-000480-GPOS-00227RHEL-09-232125SV-257905r991589_rule2025-02-272
Description
The "/etc/gshadow-" file is a backup of "/etc/gshadow", and as such, contains group password hashes. Protection of this file is critical for system security.
ℹ️ Check
Verify the group ownership of the "/etc/gshadow-" file with the following command: $ sudo stat -c "%G %n" /etc/gshadow- root /etc/gshadow- If "/etc/gshadow-" file does not have a group owner of "root", this is a finding.
✔️ Fix
Change the group of the file /etc/gshadow- to root by running the following command: $ sudo chgrp root /etc/gshadow-