STIGQter STIGQter: STIG Summary: VMW vSphere 6.5 vCenter Server for Windows Security Technical Implementation Guide Version: 2 Release: 1 Benchmark Date: 22 Jan 2021:

The vCenter Server for Windows must configure all port groups to VLAN 4095 unless Virtual Guest Tagging (VGT) is required.

DISA Rule

SV-216841r612237_rule

Vulnerability Number

V-216841

Group Title

SRG-APP-000516

Rule Version

VCWN-65-000019

Severity

CAT II

CCI(s)

Weight

10

Fix Recommendation

From the vSphere Web Client go to Networking >> Select a distributed switch >> Select a distributed port group >> Configure >> Settings >> Policies. Click "Edit" and under the VLAN section change the VLAN ID to an appropriate VLAN ID other than "4095" and click "OK".

or

From a PowerCLI command prompt while connected to the vCenter server run the following command:
Get-VDPortgroup "portgroup name" | Set-VDVlanConfiguration -VlanId "New VLAN#"

Check Contents

From the vSphere Web Client go to Networking >> Select a distributed switch >> Select a distributed port group >> Configure >> Settings >> Policies.

Review the port group VLAN tags and verify they are not set to 4095.

or

From a PowerCLI command prompt while connected to the vCenter server run the following command:
Get-VDPortgroup | select Name, VlanConfiguration

If any port group is configured with VLAN 4095 and is not documented as a needed exception, this is a finding.

Vulnerability Number

V-216841

Documentable

False

Rule Version

VCWN-65-000019

Severity Override Guidance

From the vSphere Web Client go to Networking >> Select a distributed switch >> Select a distributed port group >> Configure >> Settings >> Policies.

Review the port group VLAN tags and verify they are not set to 4095.

or

From a PowerCLI command prompt while connected to the vCenter server run the following command:
Get-VDPortgroup | select Name, VlanConfiguration

If any port group is configured with VLAN 4095 and is not documented as a needed exception, this is a finding.

Check Content Reference

M

Target Key

4030

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