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.NET Core SDK Spoofing Vulnerability (February 2019)

Information

Severity

Severity

Medium

Family

Family

Windows

CVSSv2 Base

CVSSv2 Base

4.3

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:P/A:N

Solution Type

Solution Type

Vendor Patch

Created

Created

5 years ago

Modified

Modified

4 years ago

Summary

This host is installed with ASP.NET Core SDK and is prone to a spoofing vulnerability.

Insight

Insight

The flaw exists due to an error in .Net Framework API's in the way they parse URL's.

Affected Software

Affected Software

ASP.NET Core SDK 1.x prior to version 1.1.12, 2.1.x prior to version 2.1.504 and 2.2.x prior to version 2.2.104

Detection Method

Detection Method

Checks if a vulnerable version is present on the target host.

Solution

Solution

Upgrade to ASP.NET Core SDK 1.1.12 or 2.1.504 or 2.2.104 or later.

Common Vulnerabilities and Exposures (CVE)