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

The External Root CA certificates must be installed in the Trusted Root Store on unclassified systems.

DISA Rule

SV-220904r569312_rule

Vulnerability Number

V-220904

Group Title

SRG-OS-000066-GPOS-00034

Rule Version

WN10-PK-000010

Severity

CAT II

CCI(s)

• CCI-000185 - The information system, for PKI-based authentication, validates certifications by constructing and verifying a certification path to an accepted trust anchor including checking certificate status information.

Weight

10

Fix Recommendation

Install the ECA Root CA certificates on unclassified systems.
ECA Root CA 2
ECA Root CA 4

The InstallRoot tool is available on Cyber Exchange at https://cyber.mil/pki-pke/tools-configuration-files.

Check Contents

Verify the ECA Root CA certificates are installed on unclassified systems as Trusted Root Certification Authorities.

Run "PowerShell" as an administrator.

Execute the following command:

Get-ChildItem -Path Cert:Localmachine\root | Where Subject -Like "*ECA*" | FL Subject, Thumbprint, NotAfter

If the following certificate "Subject" and "Thumbprint" information is not displayed, this is a finding.

Subject: CN=ECA Root CA 2, OU=ECA, O=U.S. Government, C=US
Thumbprint: C313F919A6ED4E0E8451AFA930FB419A20F181E4
NotAfter: 3/30/2028

Subject: CN=ECA Root CA 4, OU=ECA, O=U.S. Government, C=US
Thumbprint: 73E8BB08E337D6A5A6AEF90CFFDD97D9176CB582
NotAfter: 12/30/2029

Alternately use the Certificates MMC snap-in:

Run "MMC".

Select "File", "Add/Remove Snap-in".

Select "Certificates", click "Add".

Select "Computer account", click "Next".

Select "Local computer: (the computer this console is running on)", click "Finish".

Click "OK".

Expand "Certificates" and navigate to "Trusted Root Certification Authorities >> Certificates".

For each of the ECA Root CA certificates noted below:

Right-click on the certificate and select "Open".

Select the "Details" Tab.

Scroll to the bottom and select "Thumbprint".

If the ECA Root CA certificates below are not listed or the value for the "Thumbprint" field is not as noted, this is a finding.

ECA Root CA 2
Thumbprint: C313F919A6ED4E0E8451AFA930FB419A20F181E4
Valid to: Thursday, March 30, 2028

ECA Root CA 4
Thumbprint: 73E8BB08E337D6A5A6AEF90CFFDD97D9176CB582
Valid to: Sunday, December 30, 2029

Vulnerability Number

V-220904

Documentable

False

Rule Version

WN10-PK-000010

Severity Override Guidance

Verify the ECA Root CA certificates are installed on unclassified systems as Trusted Root Certification Authorities.

Run "PowerShell" as an administrator.

Execute the following command:

Get-ChildItem -Path Cert:Localmachine\root | Where Subject -Like "*ECA*" | FL Subject, Thumbprint, NotAfter

If the following certificate "Subject" and "Thumbprint" information is not displayed, this is a finding.

Subject: CN=ECA Root CA 2, OU=ECA, O=U.S. Government, C=US
Thumbprint: C313F919A6ED4E0E8451AFA930FB419A20F181E4
NotAfter: 3/30/2028

Subject: CN=ECA Root CA 4, OU=ECA, O=U.S. Government, C=US
Thumbprint: 73E8BB08E337D6A5A6AEF90CFFDD97D9176CB582
NotAfter: 12/30/2029

Alternately use the Certificates MMC snap-in:

Run "MMC".

Select "File", "Add/Remove Snap-in".

Select "Certificates", click "Add".

Select "Computer account", click "Next".

Select "Local computer: (the computer this console is running on)", click "Finish".

Click "OK".

Expand "Certificates" and navigate to "Trusted Root Certification Authorities >> Certificates".

For each of the ECA Root CA certificates noted below:

Right-click on the certificate and select "Open".

Select the "Details" Tab.

Scroll to the bottom and select "Thumbprint".

If the ECA Root CA certificates below are not listed or the value for the "Thumbprint" field is not as noted, this is a finding.

ECA Root CA 2
Thumbprint: C313F919A6ED4E0E8451AFA930FB419A20F181E4
Valid to: Thursday, March 30, 2028

ECA Root CA 4
Thumbprint: 73E8BB08E337D6A5A6AEF90CFFDD97D9176CB582
Valid to: Sunday, December 30, 2029

Check Content Reference

M

Target Key

4072

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