RHEL 9 /etc/shadow file must be group-owned by root.
An XCCDF Rule
Description
<VulnDiscussion>The "/etc/shadow" file stores password hashes. Protection of this file is critical for system security.</VulnDiscussion><FalsePositives></FalsePositives><FalseNegatives></FalseNegatives><Documentable>false</Documentable><Mitigations></Mitigations><SeverityOverrideGuidance></SeverityOverrideGuidance><PotentialImpacts></PotentialImpacts><ThirdPartyTools></ThirdPartyTools><MitigationControl></MitigationControl><Responsibility></Responsibility><IAControls></IAControls>
- ID
- SV-257911r925720_rule
- Severity
- Medium
- References
- Updated
Remediation - Manual Procedure
Change the group of the file /etc/shadow to root by running the following command:
$ sudo chgrp root /etc/shadow