Improper Certificate Validation Affecting microsoft.aspnetcore.mvc.apiexplorer package, versions [1,1.0.4)[1.1,1.1.3)


Severity

Recommended
0.0
high
0
10

CVSS assessment made by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.21% (60th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications

Snyk Learn

Learn about Improper Certificate Validation vulnerabilities in an interactive lesson.

Start learning
  • Snyk IDSNYK-DOTNET-MICROSOFTASPNETCOREMVCAPIEXPLORER-60110
  • published12 May 2017
  • disclosed12 May 2017
  • creditJoonwoo Yu, Hyoung-Kee Choi

Introduced: 12 May 2017

CVE-2017-0248  (opens in a new tab)
CWE-287  (opens in a new tab)

How to fix?

Upgrade Microsoft.AspNetCore.Mvc.ApiExplorer to version 1.0.4, 1.1.3 or higher.

Overview

Affected versions of this package are vulnerable to Improper Certificate Validation. It allows an attacker to bypass Enhanced Security Usage tagging when they present a certificate that is invalid for a specific use.

CVSS Scores

version 3.1