.NET Core & .NET Framework Denial of Service Vulnerability
3Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackepss 6.3%
exploitation probability
6.3%top 7% of all CVEs
observed exploitation
nono source reports it
A denial of service vulnerability exists when .NET Core or .NET Framework improperly handles web requests. An attacker who successfully exploited this vulnerability could cause a denial of service against a .NET Core or .NET Framework web application. The vulnerability can be exploited remotely, without authentication.
A remote unauthenticated attacker could exploit this vulnerability by issuing specially crafted requests to the .NET Core or .NET Framework application.
The update addresses the vulnerability by correcting how the .NET Core or .NET Framework web application handles web requests.
Affected products
Microsoft · Microsoft .NET Framework 2.0 Service Pack 2Microsoft · Microsoft .NET Framework 3.0 Service Pack 2Microsoft · Microsoft .NET Framework 3.5Microsoft · Microsoft .NET Framework 3.5.1Microsoft · Microsoft .NET Framework 3.5 AND 4.6.2/4.7/4.7.1/4.7.2Microsoft · Microsoft .NET Framework 3.5 AND 4.6/4.6.1/4.6.2Microsoft · Microsoft .NET Framework 3.5 AND 4.7.1/4.7.2Microsoft · Microsoft .NET Framework 3.5 AND 4.7.2Microsoft · Microsoft .NET Framework 3.5 AND 4.8Microsoft · Microsoft .NET Framework 4.5.2Microsoft · Microsoft .NET Framework 4.6Microsoft · Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2Microsoft · Microsoft .NET Framework 4.8Microsoft · Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)Microsoft · Microsoft Visual Studio 2019 version 16.0Microsoft · Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3)Microsoft · Microsoft Visual Studio 2019 version 16.5Microsoft · .NET 5.0Microsoft · .NET Core 2.1Microsoft · .NET Core 3.1Microsoft · PowerShell 7.0Microsoft · PowerShell Core 6.2