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Windows Server 2016 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-225047 | WN16-SO-000290 | SV-225047r569186_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 2016 Security Technical Implementation Guide | 2021-03-05 |
Details
| Check Text ( C-26738r466043_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-26726r466044_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". |