STIGQter STIGQter: STIG Summary: VMware vSphere 8.0 vCenter Security Technical Implementation Guide Version: 2 Release: 4 Benchmark Date: 01 Jul 2026:

The vCenter Server must remove unauthorized port mirroring sessions on distributed switches.

DISA Rule

SV-258965r961863_rule

Vulnerability Number

V-258965

Group Title

SRG-APP-000516

Rule Version

VCSA-80-000300

Severity

CAT II

CCI(s)

Weight

10

Fix Recommendation

From the vSphere Client, go to "Networking".

Select a distributed switch >> Configure >> Settings >> Port Mirroring.

Select the unauthorized "Port Mirroring" session and click "Remove". Click "OK".

Check Contents

If distributed switches are not used, this is not applicable.

From the vSphere Client, go to "Networking".

Select a distributed switch >> Configure >> Settings >> Port Mirroring.

Review any configured "Port Mirroring" sessions.

or

From a PowerCLI command prompt while connected to the vCenter server, run the following command:

Get-VDSwitch | select Name,@{N="Port Mirroring Sessions";E={$_.ExtensionData.Config.VspanSession.Name}}

If there are any unauthorized port mirroring sessions configured, this is a finding.

Vulnerability Number

V-258965

Documentable

False

Rule Version

VCSA-80-000300

Severity Override Guidance

If distributed switches are not used, this is not applicable.

From the vSphere Client, go to "Networking".

Select a distributed switch >> Configure >> Settings >> Port Mirroring.

Review any configured "Port Mirroring" sessions.

or

From a PowerCLI command prompt while connected to the vCenter server, run the following command:

Get-VDSwitch | select Name,@{N="Port Mirroring Sessions";E={$_.ExtensionData.Config.VspanSession.Name}}

If there are any unauthorized port mirroring sessions configured, this is a finding.

Check Content Reference

M

Target Key

5573