Microsoft Windows Support Diagnostic Tool (MSDT) Remote Code Execution Vulnerability

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

1. Aug 9, 2022 · Catalog

   Detected

   A remote code execution vulnerability exists when Microsoft Windows MSDT is called using the URL protocol from a calling application.

2. Aug 9, 2022 · CISA KEV

   Known exploited

   Apply updates per vendor instructions.

3. Aug 30, 2022 · CISA KEV

   Remediation due

   Apply updates per vendor instructions.

4. Jun 16, 2026 · Catalog

   Updated

   A remote code execution vulnerability exists when Microsoft Windows MSDT is called using the URL protocol from a calling application.

Affected

• cpe microsoft/windows 10 1507version unspecified
• cpe microsoft/windows 10 1607version unspecified
• cpe microsoft/windows 10 1809version unspecified
• cpe microsoft/windows 10 20h2version unspecified
• cpe microsoft/windows 10 21h1version unspecified
• cpe microsoft/windows 10 21h2version unspecified
• cpe microsoft/windows 11 21h2version unspecified
• cpe microsoft/windows 7version unspecified
• vendor Microsoft Windowsversion unspecified

Sources

• CISA KEVConfirmed exploitationCVE-2022-34713

  A remote code execution vulnerability exists when Microsoft Windows MSDT is called using the URL protocol from a calling application.

  cisa.gov
• CVE.orgVulnerability recordCVE-2022-34713

  Official CVE identifier

  cve.org
• FIRST EPSSExploitation probabilityCVE-2022-34713

  30-day exploitation probability 67.8%

  first.org
• NIST NVDVulnerability recordCVE-2022-34713

  Microsoft Windows Support Diagnostic Tool (MSDT) Remote Code Execution Vulnerability

  nvd.nist.gov

References

• CISA note · msrc.microsoft.com
• CISA note · nvd.nist.gov
• US Government Resource · cisa.gov