The Red Hat Enterprise Linux operating system must be configured so that all files and directories contained in local interactive user home directories have a valid owner.
An XCCDF Rule
Description
<VulnDiscussion>Unowned files and directories may be unintentionally inherited if a user is assigned the same User Identifier "UID" as the UID of the un-owned files.</VulnDiscussion><FalsePositives></FalsePositives><FalseNegatives></FalseNegatives><Documentable>false</Documentable><Mitigations></Mitigations><SeverityOverrideGuidance></SeverityOverrideGuidance><PotentialImpacts></PotentialImpacts><ThirdPartyTools></ThirdPartyTools><MitigationControl></MitigationControl><Responsibility></Responsibility><IAControls></IAControls>
- ID
- SV-204471r744105_rule
- Severity
- Medium
- References
- Updated
Remediation - Manual Procedure
Either remove all files and directories from the system that do not have a valid user, or assign a valid user to all unowned files and directories on RHEL 7 with the "chown" command:
Note: The example will be for the user smithj, who has a home directory of "/home/smithj".
$ sudo chown smithj /home/smithj/<file or directory>