Finding ID | Version | Rule ID | IA Controls | Severity |
---|---|---|---|---|
V-254433 | WN22-MS-000060 | SV-254433r958726_rule | Medium |
Description |
---|
The Windows SAM stores users' passwords. Restricting Remote Procedure Call (RPC) connections to the SAM to Administrators helps protect those credentials. |
STIG | Date |
---|---|
Microsoft Windows Server 2022 Security Technical Implementation Guide | 2024-06-14 |
Check Text ( C-57918r849113_chk ) |
---|
This applies to member servers and standalone or nondomain-joined systems; it is NA for domain controllers. 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\ Value Name: RestrictRemoteSAM Value Type: REG_SZ Value: O:BAG:BAD:(A;;RC;;;BA) |
Fix Text (F-57869r849114_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. |