CVE-2022-34713: Microsoft Windows Support Diagnostic Tool (MSDT) Remote Code Execution Vulnerability

High severity, CVSS 7.8. Actively exploited: in CISA KEV since 2022-08-09. EPSS: 67.8% chance of exploitation in the next 30 days.

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

Affected products

• Microsoft Windows 10 1507: before 10.0.10240.19387 (fixed in 10.0.10240.19387)
• Microsoft Windows 10 1607: before 10.0.14393.5291 (fixed in 10.0.14393.5291)
• Microsoft Windows 10 1809: before 10.0.17763.3287 (fixed in 10.0.17763.3287)
• Microsoft Windows 10 20h2: before 10.0.19042.1889 (fixed in 10.0.19042.1889)
• Microsoft Windows 10 21h1: before 10.0.19043.1889 (fixed in 10.0.19043.1889)
• Microsoft Windows 10 21h2: before 10.0.19044.1889 (fixed in 10.0.19044.1889)
• Microsoft Windows 11 21h2: before 10.0.22000.856 (fixed in 10.0.22000.856)
• Microsoft Windows 7: affected versions not specified
• Microsoft Windows 8.1: affected versions not specified
• Microsoft Windows Rt 8.1: affected versions not specified
• Microsoft Windows Server 2008: version r2 only
• Microsoft Windows Server 2012: affected versions not specified; version r2 only
• Microsoft Windows Server 2016: before 10.0.14393.5291 (fixed in 10.0.14393.5291)
• Microsoft Windows Server 2019: before 10.0.17763.3287 (fixed in 10.0.17763.3287)
• Microsoft Windows Server 2022: before 10.0.20348.887 (fixed in 10.0.20348.887)
• Microsoft Windows Server 20h2: before 10.0.19042.1889 (fixed in 10.0.19042.1889)

Published 2022-08-09. Last modified 2026-06-17.