KLA12239
PE vulnerability in Microsoft Windows

An elevation of privilege vulnerability was found in Microsoft Windows. Malicious users can exploit this vulnerability to gain privileges.

The following public exploits exists for this vulnerability:

https://github.com/Preventions/CVE-2021-36934

Malware exists for this vulnerability. Usually such malware is classified as Exploit. More details.

Windows 10 Version 1909 for x64-based Systems
Windows Server, version 2004 (Server Core installation)
Windows 10 Version 21H1 for x64-based Systems
Windows Server 2019 (Server Core installation)
Windows 10 Version 1809 for ARM64-based Systems
Windows 10 Version 20H2 for x64-based Systems
Windows 10 Version 21H1 for 32-bit Systems
Windows 10 Version 1809 for x64-based Systems
Windows 10 Version 20H2 for ARM64-based Systems
Windows 10 Version 2004 for ARM64-based Systems
Windows 10 Version 1909 for ARM64-based Systems
Windows 10 Version 2004 for 32-bit Systems
Windows Server 2019
Windows 10 Version 1909 for 32-bit Systems
Windows 10 Version 2004 for x64-based Systems
Windows 10 Version 21H1 for ARM64-based Systems
Windows 10 Version 20H2 for 32-bit Systems
Windows 10 Version 1809 for 32-bit Systems

Install necessary updates from the KB section, that are listed in your Windows Update (Windows Update usually can be accessed from the Control Panel)