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-220807 | WN10-CC-000060 | SV-220807r569187_rule | Medium |
| Description |
|---|
| Multiple network connections can provide additional attack vectors to a system and should be limited. When connected to a domain, communication must go through the domain connection. |
| STIG | Date |
|---|---|
| Microsoft Windows 10 Security Technical Implementation Guide | 2022-04-08 |
Details
| Check Text ( C-22522r554906_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-22511r554907_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". |