Windows SmartScreen must be configured to require approval from an administrator before running downloaded unknown software on Windows 2012/2012 R2.

From Windows Server 2012/2012 R2 Domain Controller Security Technical Implementation Guide

Associated with: CCI-000381

SV-51747r3_rule Windows SmartScreen must be configured to require approval from an administrator before running downloaded unknown software on Windows 2012/2012 R2.

Vulnerability discussion

Windows SmartScreen helps protect systems from programs downloaded from the internet that may be malicious. Requiring administrator approval before running unknown software will prevent potentially malicious programs from executing.

Check content

If the following registry value does not exist or is not configured as specified, this is a finding: Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SOFTWARE\Policies\Microsoft\Windows\System\ Value Name: EnableSmartScreen Type: REG_DWORD Value: 0x00000002 (2)

Fix text

Configure the policy value for Computer Configuration >> Administrative Templates >> Windows Components >> File Explorer >> "Configure Windows SmartScreen" to "Enabled" with "Require approval from an administrator before running downloaded unknown software" selected.

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