Finding ID | Version | Rule ID | IA Controls | Severity |
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V-3666 | WN12-SO-000070 | SV-52922r1_rule | Medium |
Description |
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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 |
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Windows Server 2012/2012 R2 Member Server Security Technical Implementation Guide | 2019-09-23 |
Check Text ( C-47227r2_chk ) |
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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: \System\CurrentControlSet\Control\Lsa\MSV1_0\ Value Name: NTLMMinServerSec Value Type: REG_DWORD Value: 0x20080000 (537395200) |
Fix Text (F-45848r1_fix) |
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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). |