V-265977
SV-265977r1003587_rule
Deprecated
CAT II
This rule has been deprecated. Deprecated on 2026-04-07. It is no longer included in the current version of this STIG.
The ESXi host must disable virtual hardware management network interfaces.
From: VMware vSphere 8.0 ESXi Security Technical Implementation Guide (V2R3)
Description
<VulnDiscussion>Hardware management controllers often present virtual or USB NICs to the ESXi host. These can be used as backdoors and should be deactivated both in the hardware configuration and in ESXi.</VulnDiscussion><FalsePositives></FalsePositives><FalseNegatives></FalseNegatives><Documentable>false</Documentable><Mitigations></Mitigations><SeverityOverrideGuidance></SeverityOverrideGuidance><PotentialImpacts></PotentialImpacts><ThirdPartyTools></ThirdPartyTools><MitigationControl></MitigationControl><Responsibility></Responsibility><IAControls></IAControls>
Check Procedure
From the vSphere Client, go to Hosts and Clusters.
Select the ESXi Host >> Configure >> System >> Advanced System Settings.
Select the "Net.BMCNetworkEnable" value and verify it is set to "0".
or
From a PowerCLI command prompt while connected to the ESXi host, run the following command:
Get-VMHost | Get-AdvancedSetting -Name Net.BMCNetworkEnable
If the "Net.BMCNetworkEnable" setting is not set to "0", this is a finding.
Fix Text
From the vSphere Client, go to Hosts and Clusters.
Select the ESXi Host >> Configure >> System >> Advanced System Settings.
Click "Edit". Select the "Net.BMCNetworkEnable" value and configure it to "0".
or
From a PowerCLI command prompt while connected to the ESXi host, run the following command:
Get-VMHost | Get-AdvancedSetting -Name Net.BMCNetworkEnable | Set-AdvancedSetting -Value 0
CCI Reference
CCI-000366- Created
- 2026-04-07 20:08:40
- Last Updated
- 2026-04-07 20:09:49