CVE-2016-3345: Microsoft Windows 10

High severity, CVSS 8.8. EPSS: 32.5% chance of exploitation in the next 30 days.

The SMBv1 server in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, and Windows 10 Gold, 1511, and 1607 allows remote attackers to execute arbitrary code via crafted packets, aka "Windows SMB Authenticated Remote Code Execution Vulnerability."

Affected products

• Microsoft Windows 10: affected versions not specified; version 1511 only; version 1607 only
• Microsoft Windows 7: any version
• Microsoft Windows 8.1: any version
• Microsoft Windows Rt 8.1: any version
• Microsoft Windows Server 2008: any version; version r2 only
• Microsoft Windows Server 2012: affected versions not specified; version r2 only
• Microsoft Windows Vista: any version

Published 2016-09-14. Last modified 2026-06-17.