Skip to content
OpenAdvisories
Medium · 5.3 CVE-2021-33744 EUVD-2021-20421GHSA-6qxh-x657-496f

Windows Secure Kernel Mode Security Feature Bypass Vulnerability

Published Jul 14, 2021 · Updated Aug 10, 2026 · Assigned by microsoft

Vendor: Microsoft Product: Windows 10 Version 1809 Product: Windows 10 Version 1909 Product: Windows 10 Version 2004 Product: Windows 10 Version 21H1 Product: Windows Server 2019 Product: Windows Server 2019 (Server Core installation) Product: Windows Server version 2004 Product: Windows Server version 20H2 Platform: Windows

Description

Windows Secure Kernel Mode Security Feature Bypass Vulnerability

Affected products

VendorProductAffectedFixed
Microsoft Windows 10 Version 1809 10.0.17763.0 – < 10.0.17763.2061 10.0.17763.2061
Microsoft Windows 10 Version 1909 10.0.0 – < 10.0.18363.1679 10.0.18363.1679
Microsoft Windows 10 Version 2004 10.0.0 – < 10.0.19041.1110 10.0.19041.1110
Microsoft Windows 10 Version 21H1 10.0.0 – < 10.0.19043.1110 10.0.19043.1110
Microsoft Windows Server 2019 10.0.17763.0 – < 10.0.17763.2061 10.0.17763.2061
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0 – < 10.0.17763.2061 10.0.17763.2061
Microsoft Windows Server version 2004 10.0.0 – < 10.0.19041.1110 10.0.19041.1110
Microsoft Windows Server version 20H2 10.0.0 – < 10.0.19042.1110 10.0.19042.1110

Advisories 1

References