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Check: WN12-CC-000010

Windows 2012 IAVM: WN12-CC-000010 (in version v1 r30)

Title

The Teredo IPv6 transition technology must be disabled. (Cat II impact)

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: Teredo_State Type: REG_SZ Value: Disabled

Fix Text

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

Additional Identifiers

Rule ID:

Vulnerability ID: V-26578

Group Title:

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CCIs

CCIs tied to check.

Number	Definition
CCI-000382	Configure the system to prohibit or restrict the use of organization-defined prohibited or restricted functions, system ports, protocols, software, and/or services.

Controls

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

Number	Title
CM-7	Least Functionality