Check: WN08-CC-000100
Windows 8/8.1 STIG:
WN08-CC-000100
(in versions v1 r23 through v1 r16)
Title
Remote Desktop Services must be configured with the client connection encryption set to the required level. (Cat II impact)
Discussion
Remote connections must be encrypted to prevent interception of data or sensitive information. Selecting "High Level" will ensure encryption of Remote Desktop Services sessions in both directions.
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 Subkey: \Software\Policies\Microsoft\Windows NT\Terminal Services\ Value Name: MinEncryptionLevel Type: REG_DWORD Value: 3
Fix Text
Configure the policy value for Computer Configuration -> Administrative Templates -> Windows Components -> Remote Desktop Services -> Remote Desktop Session Host -> Security -> "Set client connection encryption level" to "Enabled" and "High Level".
Additional Identifiers
Rule ID: SV-48089r1_rule
Vulnerability ID: V-3454
Group Title: TS/RDS - Set Encryption Level
Expert Comments
CCIs
| Number | Definition |
|---|---|
| CCI-000068 |
Implement cryptographic mechanisms to protect the confidentiality of remote access sessions. |
| CCI-002890 |
Implement organization-defined cryptographic mechanisms to protect the integrity of nonlocal maintenance and diagnostic communications. |