Authentication Bypass Affecting microsoft.aspnetcore.mvc.formatters.json package, versions [1,1.0.4) [1.1,1.1.3)
Threat Intelligence
EPSS
0.11% (45th
percentile)
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Test your applications- Snyk ID SNYK-DOTNET-MICROSOFTASPNETCOREMVCFORMATTERSJSON-60076
- published 12 May 2017
- disclosed 12 May 2017
- credit Mikhail Shcherbakov
Introduced: 12 May 2017
CVE-2017-0256 Open this link in a new tabHow to fix?
Upgrade Microsoft.AspNetCore.Mvc.Formatters.Json
to version 1.0.4, 1.1.3 or higher.
Overview
Microsoft.AspNetCore.Mvc.Formatters.Json
contains formatters for JSON input and output and for JSON PATCH input using Json.NET.
Affected versions of this package are vulnerable to Authentication Bypass attacks. The ASP.NET Core fails to properly sanitize the Web Request Handler component, allowing an attacker to spoof web requests and bypass authentication.
CVSS Scores
version 3.1