Connections to non-domain networks when connected to a domain authenticated network must be blocked.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-253365 | WN11-CC-000060 | SV-253365r991589_rule | Medium |
| Description |
| Multiple network connections can provide additional attack vectors to a system and must be limited. When connected to a domain, communication must go through the domain connection. |
| STIG | Date |
| Microsoft Windows 11 Security Technical Implementation Guide | 2024-09-12 |
Details
| Check Text (C-56818r829177_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: \SOFTWARE\Policies\Microsoft\Windows\WcmSvc\GroupPolicy\ Value Name: fBlockNonDomain Value Type: REG_DWORD Value: 1 |
| Fix Text (F-56768r829178_fix) |
| Configure the policy value for Computer Configuration >> Administrative Templates >> Network >> Windows Connection Manager >> "Prohibit connection to non-domain networks when connected to domain authenticated network" to "Enabled". |