Local drives must be prevented from sharing with Remote Desktop Session Hosts.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-253403 | WN11-CC-000275 | SV-253403r958524_rule | 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 11 Security Technical Implementation Guide | 2025-05-15 |
Details
| Check Text (C-56856r829291_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-56806r829292_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". |