KLA20123
Multiple vulnerabilities in Microsoft Developer Tools

Multiple vulnerabilities were found in Microsoft Developer Tools. Malicious users can exploit these vulnerabilities to gain privileges, execute arbitrary code.

Below is a complete list of vulnerabilities:

1. An elevation of privilege vulnerability in Microsoft Windows Sysmon can be exploited remotely to gain privileges.
2. A remote code execution vulnerability in PowerShell can be exploited remotely to execute arbitrary code.
3. A remote code execution vulnerability in .NET Framework can be exploited remotely to execute arbitrary code.

The following public exploits exists for this vulnerability:

https://github.com/5l1v3r1/CVE-2022-41076

Microsoft .NET Framework 3.5 AND 4.8.1
Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2
Microsoft .NET Framework 4.8
.NET 7.0
Windows Sysmon
Microsoft .NET Framework 3.5.1
Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10)
Microsoft .NET Framework 3.5
Microsoft Visual Studio 2022 version 17.4
.NET 6.0
PowerShell 7.3
Microsoft .NET Framework 4.6.2
Microsoft .NET Framework 3.0 Service Pack 2
Microsoft .NET Framework 3.5 AND 4.8
Microsoft Visual Studio 2022 version 17.2
PowerShell 7.2
Microsoft Visual Studio 2022 version 17.0
Microsoft .NET Framework 2.0 Service Pack 2
Microsoft .NET Framework 3.5 AND 4.7.2
.NET Core 3.1
Microsoft .NET Framework 3.5 AND 4.6/4.6.2

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

5021243
5021953
5020880
5021082
5021094
5021093
5021954
5021085
5021092
5021086
5020873
5021080
5020868
5021088
5021095
5021081
5021079
5021091
5021955
5021089
5021090
5021087