The VMM must automatically terminate a user session after inactivity timeouts have expired or at shutdown.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-63777	ESXI-06-100043	SV-78267r1_rule		Medium

Description
When the Direct console user interface (DCUI) is enabled and logged in it should be automatically logged out if left logged in to avoid unauthorized privilege gains. The DcuiTimeOut defines a window of time after which the DCUI will be logged out.

STIG	Date
VMware vSphere ESXi 6.0 Security Technical Implementation Guide	2019-01-04

Details

Check Text ( C-64527r1_chk )
From the vSphere Client select the ESXi Host and go to Configuration >> Advanced Settings. Select the UserVars.DcuiTimeOut value and verify it is set to 600 (10 Minutes). or From a PowerCLI command prompt while connected to the ESXi host run the following command: Get-VMHost | Get-AdvancedSetting -Name UserVars.DcuiTimeOut If the UserVars.DcuiTimeOut setting is not set to 600, this is a finding.

Fix Text (F-69705r1_fix)
From the vSphere Client select the ESXi Host and go to Configuration >> Advanced Settings. Select the UserVars.DcuiTimeOut value and configure it to 600. or From a PowerCLI command prompt while connected to the ESXi host run the following commands: Get-VMHost | Get-AdvancedSetting -Name UserVars.DcuiTimeOut | Set-AdvancedSetting -Value 600