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.NET Core SDK Multiple DoS Vulnerabilities-02 (May 2019)
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
4 years ago
Modified
Modified
4 years ago
Summary
This host is installed with ASP.NET Core SDK and is prone to multiple DoS vulnerabilities.
Insight
Insight
Multiple flaws exist due to, - An error when .NET Core improperly process RegEx strings. - Multiple errors when .NET Core improperly handle web requests.
Affected Software
Affected Software
ASP.NET Core SDK 2.1.x prior to version 2.1.507 and 2.2.x prior to version 2.2.107
Detection Method
Detection Method
Checks if a vulnerable version is present on the target host.
Solution
Solution
Upgrade to ASP.NET Core SDK 2.1.507 or 2.2.107 or later. For updates refer the Reference link.
Common Vulnerabilities and Exposures (CVE)
References
- https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/CVE
- https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/CVE
- https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/CVE
- https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/CVE
- https://github.com/dotnet/core/blob/master/release-notes/2.2/2.2.5/2.2
- https://github.com/dotnet/core/blob/master/release-notes/2.1/2.1.11/2.