CVE-2017-0146: Microsoft Windows SMB Remote Code Execution Vulnerability

High severity, CVSS 8.8. Actively exploited: in CISA KEV since 2022-03-25. EPSS: 89.9% 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; and Windows Server 2016 allows remote attackers to execute arbitrary code via crafted packets, aka "Windows SMB Remote Code Execution Vulnerability." This vulnerability is different from those described in CVE-2017-0143, CVE-2017-0144, CVE-2017-0145, and CVE-2017-0148.

Affected products

• Microsoft Server Message Block: version 1.0 only
• Siemens Acuson p300 Firmware: version 13.02 only; version 13.03 only; version 13.20 only; version 13.21 only
• Siemens Acuson p500 Firmware: version va10 only; version vb10 only
• Siemens Acuson SC2000 Firmware: from 4.0, up to and including 4.0e; version 5.0a only
• Siemens Acuson x700 Firmware: version 1.0 only; version 1.1 only
• Siemens Syngo SC2000 Firmware: from 4.0, up to and including 4.0e; version 5.0a only
• Siemens Tissue Preparation System Firmware: any version
• Siemens Versant Kpcr Molecular System Firmware: any version
• Siemens Versant Kpcr Sample Prep Firmware: any version

Published 2017-03-17. Last modified 2026-06-17.