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Users must be prevented from redirecting Plug and Play devices to the Remote Desktop Session Host. (Remote Desktop Services Role).


Overview

Finding ID Version Rule ID IA Controls Severity
V-226227 WN12-CC-000135 SV-226227r569184_rule Medium
Description
Preventing the redirection of Plug and Play devices in Remote Desktop sessions helps reduce possible exposure of sensitive data.
STIG Date
Microsoft Windows Server 2012/2012 R2 Domain Controller Security Technical Implementation Guide 2021-03-05

Details

Check Text ( C-27929r476004_chk )
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 NT\Terminal Services\

Value Name: fDisablePNPRedir

Type: REG_DWORD
Value: 1
Fix Text (F-27917r476005_fix)
Configure the policy value for Computer Configuration -> Administrative Templates -> Windows Components -> Remote Desktop Services -> Remote Desktop Session Host -> Device and Resource Redirection -> "Do not allow supported Plug and Play device redirection" to "Enabled".