STIGQter: STIG Summary: Windows 10 Security Technical Implementation Guide Version: 2 Release: 2 Benchmark Date: 04 May 2021:

The Windows PowerShell 2.0 feature must be disabled on the system.

DISA Rule

SV-220728r569187_rule

Vulnerability Number

V-220728

Group Title

SRG-OS-000095-GPOS-00049

Rule Version

WN10-00-000155

Severity

CAT II

CCI(s)

• CCI-000381 - The organization configures the information system to provide only essential capabilities.

Weight

10

Fix Recommendation

Disable "Windows PowerShell 2.0" on the system.

Run "Windows PowerShell" with elevated privileges (run as administrator).
Enter the following:
Disable-WindowsOptionalFeature -Online -FeatureName MicrosoftWindowsPowerShellV2Root

This command should disable both "MicrosoftWindowsPowerShellV2Root" and "MicrosoftWindowsPowerShellV2" which correspond to "Windows PowerShell 2.0" and "Windows PowerShell 2.0 Engine" respectively in "Turn Windows features on or off".

Alternately:
Search for "Features".
Select "Turn Windows features on or off".
De-select "Windows PowerShell 2.0".

Check Contents

Run "Windows PowerShell" with elevated privileges (run as administrator).

Enter the following:
Get-WindowsOptionalFeature -Online | Where FeatureName -like *PowerShellv2*

If either of the following have a "State" of "Enabled", this is a finding.

FeatureName : MicrosoftWindowsPowerShellV2
State : Enabled
FeatureName : MicrosoftWindowsPowerShellV2Root
State : Enabled

Alternately:
Search for "Features".

Select "Turn Windows features on or off".

If "Windows PowerShell 2.0" (whether the subcategory of "Windows PowerShell 2.0 Engine" is selected or not) is selected, this is a finding.

Vulnerability Number

V-220728

Documentable

False

Rule Version

WN10-00-000155

Severity Override Guidance

Run "Windows PowerShell" with elevated privileges (run as administrator).

Enter the following:
Get-WindowsOptionalFeature -Online | Where FeatureName -like *PowerShellv2*

If either of the following have a "State" of "Enabled", this is a finding.

FeatureName : MicrosoftWindowsPowerShellV2
State : Enabled
FeatureName : MicrosoftWindowsPowerShellV2Root
State : Enabled

Alternately:
Search for "Features".

Select "Turn Windows features on or off".

If "Windows PowerShell 2.0" (whether the subcategory of "Windows PowerShell 2.0 Engine" is selected or not) is selected, this is a finding.

Check Content Reference

M

Target Key

4072

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