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 | 2018-02-12 |
Check Text ( C-60809r2_chk ) |
---|
Analyze the system using the Security Configuration and Analysis snap-in. Expand the Security Configuration and Analysis tree view. Navigate to Local Policies >> Security Options. If the value for "Network Security: Allow Local System to use computer identity for NTLM" is not set to "Enabled", this is a finding. The policy referenced configures the following registry value: Registry Hive: HKEY_LOCAL_MACHINE Registry Path: \SYSTEM\CurrentControlSet\Control\LSA\ Value Name: UseMachineId Type: REG_DWORD Value: 1 |
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". |