UCF STIG Viewer Logo

Remote Desktop Services must be configured to use session-specific temporary folders.


Overview

Finding ID Version Rule ID IA Controls Severity
V-3455 WN12-CC-000104 SV-52900r1_rule Medium
Description
If a communal temporary folder is used for remote desktop sessions, it might be possible for users to access other users' temporary folders. If this setting is enabled, only one temporary folder is used for all remote desktop sessions. Per session temporary folders must be established.
STIG Date
Windows Server 2012 / 2012 R2 Member Server Security Technical Implementation Guide 2016-12-19

Details

Check Text ( C-47217r2_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: PerSessionTempDir

Type: REG_DWORD
Value: 1
Fix Text (F-45826r1_fix)
Configure the policy value for Computer Configuration -> Administrative Templates -> Windows Components -> Remote Desktop Services -> Remote Desktop Session Host -> Temporary Folders -> "Do not use temporary folders per session" to "Disabled".