Vulnerability identifier: #VU5506

Vulnerability risk: Low

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: N/A

CWE-ID: CWE-119

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
ASP.NET Core MVC
Universal components / Libraries / Software for developers

Vendor: Microsoft

Description

The vulnerability allows a remote attacker to cause denial of service.

The vulnerability exists due to improper input validation when processing HTTP requests within Microsoft.AspNetCore.Mvc.Core. A remote attacker can send a specially crafted HTTP request to affected web service and cause denial of service (DoS).

Successful exploitation of the vulnerability may allow an attacker to perform denial of service attacks.

Mitigation
Update ASP.NET Core MVC to version 1.1.1

Vulnerable software versions

ASP.NET Core MVC: 1.0.0 - 1.1.0

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External links
http://technet.microsoft.com/en-us/library/security/4010983.aspx

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.