Vulnerability CVE-2017-0256
Published: 2017-05-12

Description:
A spoofing vulnerability exists when the ASP.NET Core fails to properly sanitize web requests.

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Microsoft -> Microsoft.aspnetcore.mvc.viewfeatures 
Microsoft -> Asp.net 
Microsoft -> Microsoft.aspnetcore.mvc.formatters.xml 
Microsoft -> Microsoft.aspnetcore.mvc.razor.host 
Microsoft -> Microsoft.aspnetcore.mvc.abstractions 
Microsoft -> Microsoft.aspnetcore.mvc.webapicompatshim 
Microsoft -> System.net.security 
Microsoft -> Microsoft.aspnetcore.mvc.core 
Microsoft -> Microsoft.aspnetcore.mvc 
Microsoft -> System.net.http.winhttphandler 
Microsoft -> Microsoft.aspnetcore.mvc.dataannotations 
Microsoft -> Microsoft.aspnetcore.mvc.cors 
Microsoft -> Microsoft.aspnetcore.mvc.razor 
Microsoft -> Microsoft.aspnetcore.mvc.formatters.json 
Microsoft -> System.net.http 
Microsoft -> System.text.encodings.web 
Microsoft -> Microsoft.aspnetcore.mvc.apiexplorer 
Microsoft -> Microsoft.aspnetcore.mvc.taghelpers 
Microsoft -> System.net.websockets.client 
Microsoft -> Microsoft.aspnetcore.mvc.localization 

 References:
https://github.com/aspnet/Announcements/issues/239
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