STIGQter: STIG Summary: VMware vSphere 6.5 ESXi Security Technical Implementation Guide Version: 2 Release: 1 Benchmark Date: 22 Jan 2021:

For the ESXi host all port groups must not be configured to VLAN 4095 unless Virtual Guest Tagging (VGT) is required.

DISA Rule

SV-207663r388482_rule

Vulnerability Number

V-207663

Group Title

SRG-OS-000480-VMM-002000

Rule Version

ESXI-65-000064

Severity

CAT II

CCI(s)

• CCI-000366 - The organization implements the security configuration settings.

Weight

10

Fix Recommendation

From the vSphere Web Client select the ESXi Host and go to Configure >> Networking >> Virtual switches. Highlight a port group (where VLAN ID set to 4095) and click Edit settings. Change the VLAN ID to not be 4095 and click OK.

or

From a PowerCLI command prompt while connected to the ESXi host run the following command:

Get-VirtualPortGroup -Name "portgroup name" | Set-VirtualPortGroup -VLanId "New VLAN#"

Check Contents

From the vSphere Web Client select the ESXi Host and go to Configure >> Networking >> Virtual switches. For each virtual switch, review the port group VLAN tags and verify they are not set to 4095.

or

From a PowerCLI command prompt while connected to the ESXi host run the following command:

Get-VirtualPortGroup | Select Name, VLanID

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

Vulnerability Number

V-207663

Documentable

False

Rule Version

ESXI-65-000064

Severity Override Guidance

From the vSphere Web Client select the ESXi Host and go to Configure >> Networking >> Virtual switches. For each virtual switch, review the port group VLAN tags and verify they are not set to 4095.

or

From a PowerCLI command prompt while connected to the ESXi host run the following command:

Get-VirtualPortGroup | Select Name, VLanID

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

2925

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