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The Responder network protocol driver must be disabled.


Overview

Finding ID Version Rule ID IA Controls Severity
V-15697 WN12-CC-000002 SV-53081r1_rule Medium
Description
The Responder network protocol driver allows a computer to be discovered and located on a network. Disabling this helps protect the system from potentially being discovered and connected to by unauthorized devices.
STIG Date
Windows Server 2012/2012 R2 Member Server Security Technical Implementation Guide 2018-03-07

Details

Check Text ( C-47387r2_chk )
If the following registry values do not exist or are not configured as specified, this is a finding:

Registry Hive: HKEY_LOCAL_MACHINE
Registry Path: \Software\Policies\Microsoft\Windows\LLTD\

Value Name: AllowRspndrOndomain
Value Name: AllowRspndrOnPublicNet
Value Name: EnableRspndr
Value Name: ProhibitRspndrOnPrivateNet

Type: REG_DWORD
Value: 0
Fix Text (F-46007r1_fix)
Configure the policy value for Computer Configuration -> Administrative Templates -> Network -> Link-Layer Topology Discovery -> "Turn on Responder (RSPNDR) driver" to "Disabled".