Improper input validation in ASP.NET Core MVC - CVE-2017-11770

 

Improper input validation in ASP.NET Core MVC - CVE-2017-11770

Published: November 14, 2017


Vulnerability identifier: #VU9309
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-11770
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Microsoft
Affected software:
ASP.NET Core MVC

Detailed vulnerability description

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The vulnerability exists due to improper handling of parsing certificate data by .NET Core. A remote attacker can provide a specially crafted certificate to the .NET Core application and cause the service to crash.

Successful exploitation of the vulnerability results in denial of service.


How to mitigate CVE-2017-11770

Install update from vendor's website.

Sources