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.NET Core SDK Security Feature Bypass Vulnerability (Sep 2020)
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
3 years ago
Modified
Modified
3 years ago
Summary
This host is installed with ASP.NET Core SDK and is prone to a security feature bypass vulnerability.
Insight
Insight
The flaw exists due to an error in the way Microsoft ASP.NET Core parses encoded cookie names.
Affected Software
Affected Software
ASP.NET Core SDK 2.1.x prior to 2.1.518 and 3.1.x prior to 3.1.108
Detection Method
Detection Method
Checks if a vulnerable version is present on the target host.
Solution
Solution
The vendor has released updates. Please see the references for more information.