The shutdown option will not be available from the logon dialog box.

From Windows Server 2008 R2 Domain Controller Security Technical Implementation Guide

Part of Display Shutdown Button

Associated with: CCI-000366

SV-32280r1_rule The shutdown option will not be available from the logon dialog box.

Vulnerability discussion

Displaying the shutdown button may allow individuals to shut down a system anonymously. Only authenticated users should be allowed to shut down the system. Preventing display of this button in the logon dialog box ensures that individuals who shut down the system are authorized and tracked in the systems Security event log.

Check content

Analyze the system using the Security Configuration and Analysis snap-in. Expand the Security Configuration and Analysis tree view. Navigate to Local Policies -> Security Options. If the value for “Shutdown: Allow system to be shutdown without having to log on” is not set to “Disabled”, then this is a finding. The policy referenced configures the following registry value: Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \Software\Microsoft\Windows\CurrentVersion\Policies\System\ Value Name: ShutdownWithoutLogon Value Type: REG_DWORD Value: 0

Fix text

Configure the policy value for Computer Configuration -> Windows Settings -> Security Settings -> Local Policies -> Security Options -> “Shutdown: Allow system to be shutdown without having to log on” to “Disabled”.

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