Windows Server 2022 must be configured to prevent anonymous users from having the same permissions as the Everyone group.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-254468 | WN22-SO-000240 | SV-254468r991589_rule | Medium |
| Description |
| Access by anonymous users must be restricted. If this setting is enabled, anonymous users have the same rights and permissions as the built-in Everyone group. Anonymous users must not have these permissions or rights. |
| STIG | Date |
| Microsoft Windows Server 2022 Security Technical Implementation Guide | 2025-01-14 |
Details
| Check Text (C-57953r849218_chk) |
| 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: EveryoneIncludesAnonymous Value Type: REG_DWORD Value: 0x00000000 (0) |
| Fix Text (F-57904r849219_fix) |
| Configure the policy value for Computer Configuration >> Windows Settings >> Security Settings >> Local Policies >> Security Options >> Network access: Let Everyone permissions apply to anonymous users to "Disabled". |