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Network Bridges must be prohibited in Windows.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
|---|---|---|---|---|
| V-226138 | WN12-CC-000004 | SV-226138r794414_rule | Medium |
| Description |
|---|
| A Network Bridge can connect two or more network segments, allowing unauthorized access or exposure of sensitive data. This setting prevents a Network Bridge from being installed and configured. |
| STIG | Date |
|---|---|
| Microsoft Windows Server 2012/2012 R2 Domain Controller Security Technical Implementation Guide | 2022-03-01 |
Details
| Check Text ( C-27840r475737_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\Network Connections\ Value Name: NC_AllowNetBridge_NLA Type: REG_DWORD Value: 0 |
| Fix Text (F-27828r475738_fix) |
|---|
| Configure the policy value for Computer Configuration -> Administrative Templates -> Network -> Network Connections -> "Prohibit installation and configuration of Network Bridge on your DNS domain network" to "Enabled". |