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Check: WN12-CC-000006

Microsoft Windows Server 2012/2012 R2 Domain Controller STIG: WN12-CC-000006 (in versions v3 r7 through v2 r7)

Title

All Direct Access traffic must be routed through the internal network. (Cat III impact)

Discussion

Routing all Direct Access traffic through the internal network allows monitoring and prevents split tunneling.

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\TCPIP\v6Transition\ Value Name: Force_Tunneling Type: REG_SZ Value: Enabled

Fix Text

Configure the policy value for Computer Configuration -> Administrative Templates -> Network -> Network Connections -> "Route all traffic through the internal network" to "Enabled: Enabled State".

Additional Identifiers

Rule ID: SV-226140r794494_rule

Vulnerability ID: V-226140

Group Title: SRG-OS-000480-GPOS-00227

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CCIs

CCIs tied to check.

Number	Definition
CCI-000366	The organization implements the security configuration settings.

Controls

Controls tied to check. These are derived from the CCIs shown above.

Number	Title
CM-6	Configuration Settings