KLA11210
Multiple vulnerabilities in Microsoft Developer Tools

Multiple vulnerabilities were found in Microsoft Developer Tools. Malicious users can exploit these vulnerabilities to cause denial of service, gain privileges.

Below is a complete list of vulnerabilities:

1. A denial of service vulnerability in .NET Core can be exploited remotely via specially crafted requests to cause denial of service.
2. A denial of service vulnerability in ASP.NET Core can be exploited remotely via specially crafted requests to cause denial of service.
3. An elevation of privilege vulnerability in ASP.NET Core can be exploited remotely via specially crafted request to gain privileges.

PowerShell Core 6.0.0
ASP.NET Core 2.0
.NET Core 1.1
.NET Core 1.0
.NET Core 2.0

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