Title

Terminal Services – Prevent Plug and Play Device Redirection (Terminal Server Role). (Cat II impact)

Discussion

This check verifies that the system is configured to prevent users from redirecting Plug and Play devices to the Terminal Services session.

Check Content

If the following registry value doesn’t 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: fDisablePNPRedir Type: REG_DWORD Value: 1

Fix Text

Configure the policy value for Computer Configuration -> Administrative Templates -> Windows Components -> Terminal Services -> Terminal Server -> Device and Resource Redirection “Do not allow supported Plug and Play device redirection” to “Enabled”.

Additional Identifiers

Rule ID: SV-16943r1_rule

Vulnerability ID: V-15999

Group Title: TS/RDS - PNP Device Redirection

Expert Comments

CCIs tied to check.

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