Virtual machines (VMs) must be configured to lock when the last console connection is closed.
An XCCDF Rule
Description
<VulnDiscussion>When accessing the VM console, the guest operating system must be locked when the last console user disconnects, limiting the possibility of session hijacking. This setting only applies to Windows-based VMs with VMware tools installed.</VulnDiscussion><FalsePositives></FalsePositives><FalseNegatives></FalseNegatives><Documentable>false</Documentable><Mitigations></Mitigations><SeverityOverrideGuidance></SeverityOverrideGuidance><PotentialImpacts></PotentialImpacts><ThirdPartyTools></ThirdPartyTools><MitigationControl></MitigationControl><Responsibility></Responsibility><IAControls></IAControls>
- ID
- SV-258714r959010_rule
- Severity
- Medium
- References
- Updated
Remediation - Manual Procedure
For each virtual machine do the following:
From the vSphere Client, right-click the Virtual Machine and go to Edit Settings >> VM Options >> VMware Remote Console Options.
Check the box next to "Lock the guest operating system when the last remote user disconnects". Click "OK".