Check: WN16-CC-000380
Microsoft Windows Server 2016 STIG:
WN16-CC-000380
(in versions v2 r9 through v1 r1)
Title
Local drives must be prevented from sharing with Remote Desktop Session Hosts. (Cat II impact)
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".
Additional Identifiers
Rule ID: SV-224945r958524_rule
Vulnerability ID: V-224945
Group Title: SRG-OS-000138-GPOS-00069
Expert Comments
CCIs
Number | Definition |
---|---|
CCI-001090 |
Prevent unauthorized and unintended information transfer via shared system resources. |
Controls
Number | Title |
---|---|
SC-4 |
Information in Shared Resources |