The ISATAP IPv6 transition technology must be disabled.

From Windows Server 2012/2012 R2 Member Server Security Technical Implementation Guide

Associated with: CCI-000381

SV-52968r1_rule The ISATAP IPv6 transition technology must be disabled.

Vulnerability discussion

IPv6 transition technologies, which tunnel packets through other protocols, do not provide visibility.

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: ISATAP_State Type: REG_SZ Value: Disabled

Fix text

Configure the policy value for Computer Configuration -> Administrative Templates -> Network -> TCPIP Settings -> IPv6 Transition Technologies -> "Set ISATAP State" to "Enabled: Disabled State".

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