Denial of service in ASP.NET Core



Published: 2019-04-10
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-0815
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
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ASP.NET Core MVC
Universal components / Libraries / Software for developers

Vendor Microsoft

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Input validation error

EUVDB-ID: #VU18210

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-2019-0815

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can send a specially crafted HTTP request to the affected application and perform denial of service attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

ASP.NET Core MVC: 2.2

External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0815


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.



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