Local drives must be prevented from sharing with Remote Desktop Session Hosts.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-220849 | WN10-CC-000275 | SV-220849r958524_rule | CCI-001090 | medium |
| Description | ||||
| Preventing users from sharing the local drives on their client computers to Remote Session Hosts that they access helps reduce possible exposure of sensitive data. | ||||
| STIG | Date | |||
| Microsoft Windows 10 Security Technical Implementation Guide | 2025-02-25 | |||
Details
Check Text (C-220849r958524_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: fDisableCdm
Value Type: REG_DWORD
Value: 1
Fix Text (F-22553r555033_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 drive redirection" to "Enabled".