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The system must be configured to prevent unsolicited remote assistance offers.


Overview

Finding ID Version Rule ID IA Controls Severity
V-3470 WN08-CC-000058 SV-48114r1_rule ECSC-1 Medium
Description
Remote assistance allows another user to view or take control of the local session of a user. Unsolicited remote assistance is help that is offered by the remote user. This may allow unauthorized parties access to the resources on the computer.
STIG Date
Windows 8 Security Technical Implementation Guide 2014-01-07

Details

Check Text ( C-44840r2_chk )
If the following registry value does not exist or is not configured as specified, this is a finding:

Registry Hive: HKEY_LOCAL_MACHINE
Subkey: \Software\Policies\Microsoft\Windows NT\Terminal Services\

Value Name: fAllowUnsolicited

Type: REG_DWORD
Value: 0

Offer remote assistance may be enabled on workstations if mitigations are in place. This must be documented with the IAO.
Fix Text (F-41251r1_fix)
Configure the policy value for Computer Configuration -> Administrative Templates -> System -> Remote Assistance -> "Configure Offer Remote Assistance" to "Disabled".