Vulnerability identifier: #VU24289

Vulnerability risk: Medium

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: CVE-2020-0602

CWE-ID: CWE-20

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 perform a denial of service (DoS) attack.

The vulnerability exists due to the ASP.NET Core improperly handles web requests. A remote attacker can send a specially crafted request and cause a denial of service condition on the ASP.NET Core web application.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

ASP.NET Core MVC: 2.1.0 - 3.1

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External links
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0602

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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.