The .Xauthority utility must only permit access to authorized hosts.
An XCCDF Rule
Description
<VulnDiscussion>If unauthorized clients are permitted access to the X server, a user's X session may be compromised.</VulnDiscussion><FalsePositives></FalsePositives><FalseNegatives></FalseNegatives><Documentable>false</Documentable><Mitigations></Mitigations><SeverityOverrideGuidance></SeverityOverrideGuidance><PotentialImpacts></PotentialImpacts><ThirdPartyTools></ThirdPartyTools><MitigationControl></MitigationControl><Responsibility></Responsibility><IAControls></IAControls>
- ID
- SV-216078r603268_rule
- Severity
- Medium
- References
- Updated
Remediation - Manual Procedure
Remove unauthorized clients from the xauth configuration.
Procedure:
# xauth remove <display name>