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Remote calls to the Security Account Manager (SAM) must be restricted to Administrators.


Overview

Finding ID Version Rule ID IA Controls Severity
V-71769 WN10-SO-000167 SV-86393r2_rule Medium
Description
The Windows Security Account Manager (SAM) stores users' passwords. Restricting remote rpc connections to the SAM to Administrators helps protect those credentials.
STIG Date
Windows 10 Security Technical Implementation Guide 2017-04-28

Details

Check Text ( None )
None
Fix Text (F-78121r3_fix)
Navigate to the policy Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> Security Options >> "Network access: Restrict clients allowed to make remote calls to SAM".

Select "Edit Security" to configure the "Security descriptor:".

Add "Administrators" in "Group or user names:" if it is not already listed (this is the default).

Select "Administrators" in "Group or user names:".

Select "Allow" for "Remote Access" in "Permissions for "Administrators".

Click "OK".

The "Security descriptor:" must be populated with "O:BAG:BAD:(A;;RC;;;BA) for the policy to be enforced.