Vulnerability V-254444

This is applicable to unclassified systems. It is NA for others. Open "PowerShell" as an administrator. Execute the following command: Get-ChildItem -Path Cert:Localmachine\disallowed | Where Issuer -Like "*CCEB Interoperability*" | FL Subject, Issuer, Thumbprint, NotAfter If the following certificate "Subject", "Issuer", and "Thumbprint" information is not displayed, this is a finding. Subject: CN=DOD Root CA 3, OU=PKI, OU=DOD, O=U.S. Government, C=US Issuer: CN=US DOD CCEB Interoperability Root CA 2, OU=PKI, OU=DOD, O=U.S. Government, C=US Thumbprint: 9B74964506C7ED9138070D08D5F8B969866560C8 NotAfter: 7/18/2025 9:56:22 AM Alternately, use the Certificates MMC snap-in: Run "MMC". Select "File", "Add/Remove Snap-in". Select "Certificates" and click "Add". Select "Computer account" and click "Next". Select "Local computer: (the computer this console is running on)" and click "Finish". Click "OK". Expand "Certificates" and navigate to Untrusted Certificates >> Certificates. For each certificate with "US DOD CCEB Interoperability Root CA ..." under "Issued By": Right-click on the certificate and select "Open". Select the "Details" tab. Scroll to the bottom and select "Thumbprint". If the certificate below is not listed or the value for the "Thumbprint" field is not as noted, this is a finding. Issued To: DOD Root CA 3 Issued By: US DOD CCEB Interoperability Root CA 2 Thumbprint: 9B74964506C7ED9138070D08D5F8B969866560C8 NotAfter: 7/18/2025 Issued to: DOD Root CA 6 Issued By: US DOD CCEB Interoperability Root CA 2 Thumbprint: D471CA32F7A692CE6CBB6196BD3377FE4DBCD106 NotAfter: 7/18/2026

Install the US DOD CCEB Interoperability Root CA cross-certificate on unclassified systems. Issued To - Issued By - Thumbprint DOD Root CA 3 - US DOD CCEB Interoperability Root CA 2 - 9B74964506C7ED9138070D08D5F8B969866560C8 DOD Root CA 6 -US DOD CCEB Interoperability Root CA 2 - D471CA32F7A692CE6CBB6196BD3377FE4DBCD106 Administrators must run the Federal Bridge Certification Authority (FBCA) Cross-Certificate Removal Tool once as an administrator and once as the current user. The FBCA Cross-Certificate Remover Tool and User Guide are available on Cyber Exchange at https://cyber.mil/pki-pke/tools-configuration-files. PKI can be found at https://crl.gds.disa.mil/.