The system must be configured to meet the minimum session security requirement for NTLM SSP-based servers.

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The system must be configured to meet the minimum session security requirement for NTLM SSP-based servers.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-3666	WN12-SO-000070	SV-52922r1_rule		Medium

Description
Microsoft has implemented a variety of security support providers for use with RPC sessions. All of the options must be enabled to ensure the maximum security level.

STIG	Date
Windows Server 2012/2012 R2 Member Server Security Technical Implementation Guide	2017-04-28

Details

Check Text ( None )
None

Fix Text (F-45848r1_fix)
Configure the policy value for Computer Configuration -> Windows Settings -> Security Settings -> Local Policies -> Security Options -> "Network security: Minimum session security for NTLM SSP based (including secure RPC) servers" to "Require NTLMv2 session security" and "Require 128-bit encryption" (all options selected).