Description
An elevation of privilege vulnerability exists in the Local Security Authority Subsystem Service (LSASS) when an authenticated attacker sends a specially crafted authentication request. A remote attacker who successfully exploited this vulnerability could cause an elevation of privilege on the target system's LSASS service.
The security update addresses the vulnerability by changing the way that LSASS handles specially crafted authentication requests.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | Windows 10 Version 2004 | 10.0.0 – < publication | publication |
| Microsoft | Windows Server version 2004 | 10.0.0 – < publication | publication |
| Microsoft | Windows 10 Version 1803 | 10.0.0 – < publication | publication |
| Microsoft | Windows 10 Version 1809 | 10.0.0 – < publication | publication |
| Microsoft | Windows Server 2019 | 10.0.0 – < publication | publication |
| Microsoft | Windows Server 2019 (Server Core installation) | 10.0.0 – < publication | publication |
| Microsoft | Windows 10 Version 1909 | 10.0.0 – < publication | publication |
| Microsoft | Windows Server, version 1909 (Server Core installation) | 10.0.0 – < publication | publication |
| Microsoft | Windows 10 Version 1709 for 32-bit Systems | 10.0.0 – < publication | publication |
| Microsoft | Windows 10 Version 1709 | 10.0.0 – < publication | publication |
| Microsoft | Windows 10 Version 1903 for 32-bit Systems | 10.0.0 – < publication | publication |
| Microsoft | Windows 10 Version 1903 for x64-based Systems | 10.0.0 – < publication | publication |
| Microsoft | Windows 10 Version 1903 for ARM64-based Systems | 10.0.0 – < publication | publication |
| Microsoft | Windows Server, version 1903 (Server Core installation) | 10.0.0 – < publication | publication |
| Microsoft | Windows 10 Version 1507 | 10.0.0 – < publication | publication |
| Microsoft | Windows 10 Version 1607 | 10.0.0 – < publication | publication |
| Microsoft | Windows Server 2016 | 10.0.0 – < publication | publication |
| Microsoft | Windows Server 2016 (Server Core installation) | 10.0.0 – < publication | publication |
| Microsoft | Windows 8.1 | 6.3.0 – < publication | publication |
| Microsoft | Windows Server 2012 | 6.2.0 – < publication | publication |
| Microsoft | Windows Server 2012 (Server Core installation) | 6.2.0 – < publication | publication |
| Microsoft | Windows Server 2012 R2 | 6.3.0 – < publication | publication |
| Microsoft | Windows Server 2012 R2 (Server Core installation) | 6.3.0 – < publication | publication |