Privilege escalation in ASP.NET Core MVC - CVE-2017-0249

 

Privilege escalation in ASP.NET Core MVC - CVE-2017-0249

Published: May 15, 2017


Vulnerability identifier: #VU6542
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-0249
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 unauthenticated attacker to gain elevated privileges on the target system.

The weakness exists due to improper validation of user-input requests by ASP.NET Core. A remote attacker can send a specially crafted web request and gain elevated privileges.

How to mitigate CVE-2017-0249

Install update from vendor's website.

Sources