Remote Desktop Services must be configured to set a time limit for disconnected sessions.

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Remote Desktop Services must be configured to set a time limit for disconnected sessions.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-3457	WN12-CC-000102	SV-52902r2_rule		Medium

Description
This setting controls how long a session will remain open if it is unexpectedly terminated. Such sessions use system resources and must be terminated as soon as possible.

STIG	Date
Windows Server 2012 / 2012 R2 Member Server Security Technical Implementation Guide	2016-06-08

Details

Check Text ( C-47219r2_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: MaxDisconnectionTime Type: REG_DWORD Value: 0x0000ea60 (60000)

Fix Text (F-45828r1_fix)
Configure the policy value for Computer Configuration -> Administrative Templates -> Windows Components -> Remote Desktop Services -> Remote Desktop Session Host -> Session Time Limits -> "Set time limit for disconnected sessions" to "Enabled", and "End a disconnected session" to "1 minute".