Check: WN12-CC-000010
Microsoft Windows Server 2012/2012 R2 Member Server STIG:
WN12-CC-000010
(in versions v3 r2 through v2 r7)
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: SV-225323r569185_rule
Vulnerability ID: V-225323
Group Title: SRG-OS-000096-GPOS-00050
Expert Comments
CCIs
Number | Definition |
---|---|
CCI-000382 |
The organization configures the information system to prohibit or restrict the use of organization-defined functions, ports, protocols, and/or services. |
Controls
Number | Title |
---|---|
CM-7 |
Least Functionality |