Advisories for Nuget/Microsoft.AspNetCore.Server.Kestrel.Core package

ASP.NET Core and Visual Studio Denial of Service Vulnerability

A denial of service vulnerability exists when ASP.NET Core improperly handles web requests, aka "ASP.NET Core Denial of Service Vulnerability." This affects ASP.NET Core 2.1. This CVE ID is unique from CVE-2019-0548.

ASP.NET Core 1.0. 1.1, and 2.0 allow an elevation of privilege vulnerability due to how web applications that are created from templates validate web requests, aka "ASP.NET Core Elevation Of Privilege Vulnerability".

Microsoft made an internal discovery of a security vulnerability in version 2.x of ASP.NET Core where a specially crafted request can cause excess resource consumption in Kestrel.

Microsoft is aware of a denial of service vulnerability in ASP.NET Core when a malformed request is terminated. An attacker who successfully exploited this vulnerability could cause a denial of service attack. The update addresses the vulnerability by correcting how ASP.NET Core handles such requests.