CVE-2018-8335: Microsoft Windows 10

High severity, CVSS 7.5. EPSS: 9% chance of exploitation in the next 30 days.

A denial of service vulnerability exists in the Microsoft Server Block Message (SMB) when an attacker sends specially crafted requests to the server, aka "Windows SMB Denial of Service Vulnerability." This affects Windows Server 2012 R2, Windows RT 8.1, Windows Server 2012, Windows Server 2016, Windows 8.1, Windows 10, Windows 10 Servers.

Affected products

• Microsoft Windows 10: affected versions not specified; version 1607 only; version 1703 only; version 1709 only; version 1803 only
• Microsoft Windows 8.1: affected versions not specified
• Microsoft Windows Server: version 2012 only; version 2016 only

Published 2018-09-13. Last modified 2026-06-17.