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V-73569

CAT II (Medium)

Local drives must be prevented from sharing with Remote Desktop Session Hosts.

Rule ID

SV-88233r1_rule

STIG

Windows Server 2016 Security Technical Implementation Guide

Version

V1R10

CCIs

CCI-001090

Discussion

Preventing users from sharing the local drives on their client computers with Remote Session Hosts that they access helps reduce possible exposure of sensitive data.

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
Registry Path: \SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services\

Value Name: fDisableCdm

Type: REG_DWORD
Value: 0x00000001 (1)

Fix Text

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".