STIGQter: STIG Summary: Microsoft Windows Server 2012/2012 R2 Member Server Security Technical Implementation Guide Version: 3 Release: 2 Benchmark Date: 04 May 2021:

The Teredo IPv6 transition technology must be disabled.

DISA Rule

SV-225323r569185_rule

Vulnerability Number

V-225323

Group Title

SRG-OS-000096-GPOS-00050

Rule Version

WN12-CC-000010

Severity

CAT II

CCI(s)

• CCI-000382 - The organization configures the information system to prohibit or restrict the use of organization-defined functions, ports, protocols, and/or services.

Weight

10

Fix Recommendation

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

Check Contents

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

Vulnerability Number

V-225323

Documentable

False

Rule Version

WN12-CC-000010

Severity Override Guidance

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

Check Content Reference

M

Target Key

4214

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