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ASP.NET Core Denial of Service Vulnerability (Windows)
Information
Severity
Severity
Medium
Family
Family
Windows
CVSSv2 Base
CVSSv2 Base
5.0
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Solution Type
Solution Type
Vendor Patch
Created
Created
6 years ago
Modified
Modified
4 years ago
Summary
This host is installed with ASP.NET Core and is prone to denial of service vulnerability.
Insight
Insight
The flaw exists in the way that .NET Core handles specially crafted requests, causing a hash collision.
Affected Software
Affected Software
.NET Core 1.0.9 and prior, 1.1.x to 1.1.6, and 2.0.x to 2.0.5 and .NET Core SDK prior to versions 1.1.8, 2.1.x to 2.1.101.
Detection Method
Detection Method
Checks if a vulnerable version is present on the target host.
Solution
Solution
Upgrade to .NET Core runtimes to versions 1.0.10, 1.1.7 or 2.0.6 or later or upgrade to .NET Core SDK to versions 1.1.8 or 2.1.101 or later.