Services using Local System that use Negotiate when reverting to NTLM authentication must use the computer identity vs. authenticating anonymously.

Services using Local System that use Negotiate when reverting to NTLM authentication must use the computer identity vs. authenticating anonymously.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-21951	3.151	SV-25274r2_rule		Medium

Description
Services using Local System that use Negotiate when reverting to NTLM authentication may gain unauthorized access if allowed to authenticate anonymously instead of using the computer identity.

STIG	Date
Windows 7 Security Technical Implementation Guide	2016-07-22

Details

Check Text ( None )
None

Fix Text (F-65541r2_fix)
Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> Security Options >> "Network Security: Allow Local System to use computer identity for NTLM" to "Enabled".