Description
<p>A spoofing vulnerability exists when Windows incorrectly validates file signatures. An attacker who successfully exploited this vulnerability could bypass security features and load improperly signed files.</p> <p>In an attack scenario, an attacker could bypass security features intended to prevent improperly signed files from being loaded.</p> <p>The update addresses the vulnerability by correcting how Windows validates file signatures.</p>
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Microsoft Windows 10 Version 1803
10.0.0 to < publicationaffected
Microsoft Windows 10 Version 1809
10.0.0 to < publicationaffected
Microsoft Windows Server 2019
10.0.0 to < publicationaffected
Microsoft Windows Server 2019 (Server Core installation)
10.0.0 to < publicationaffected
Microsoft Windows 10 Version 1909
10.0.0 to < publicationaffected
Microsoft Windows Server, version 1909 (Server Core installation)
10.0.0 to < publicationaffected
Microsoft Windows 10 Version 1709 for 32-bit Systems
10.0.0 to < publicationaffected
Microsoft Windows 10 Version 1709
10.0.0 to < publicationaffected
Microsoft Windows 10 Version 1903 for 32-bit Systems
10.0.0 to < publicationaffected
Microsoft Windows 10 Version 1903 for x64-based Systems
10.0.0 to < publicationaffected
Microsoft Windows 10 Version 1903 for ARM64-based Systems
10.0.0 to < publicationaffected
Microsoft Windows Server, version 1903 (Server Core installation)
10.0.0 to < publicationaffected
Microsoft Windows 10 Version 2004
10.0.0 to < publicationaffected
Microsoft Windows Server version 2004
10.0.0 to < publicationaffected
Microsoft Windows 10 Version 1507
10.0.0 to < publicationaffected
Microsoft Windows 10 Version 1607
10.0.0 to < publicationaffected
Microsoft Windows Server 2016
10.0.0 to < publicationaffected
Microsoft Windows Server 2016 (Server Core installation)
10.0.0 to < publicationaffected
Microsoft Windows 7
6.1.0 to < publicationaffected
Microsoft Windows 7 Service Pack 1
6.1.0 to < publicationaffected
Microsoft Windows 8.1
6.3.0 to < publicationaffected
Microsoft Windows Server 2008 Service Pack 2
6.0.0 to < publicationaffected
Microsoft Windows Server 2008 Service Pack 2 (Server Core installation)
6.0.0 to < publicationaffected
Microsoft Windows Server 2008 Service Pack 2
6.0.0 to < publicationaffected
Microsoft Windows Server 2008 R2 Service Pack 1
6.1.0 to < publicationaffected
Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation)
6.0.0 to < publicationaffected
Microsoft Windows Server 2012
6.2.0 to < publicationaffected
Microsoft Windows Server 2012 (Server Core installation)
6.2.0 to < publicationaffected
Microsoft Windows Server 2012 R2
6.3.0 to < publicationaffected
Microsoft Windows Server 2012 R2 (Server Core installation)
6.3.0 to < publicationaffected