Denial of service in Microsoft .NET Framework and ASP .NET Core



Published: 2018-05-08
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-0765
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		Microsoft .NET Framework
Server applications / Frameworks for developing and running applications

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

Vendor Microsoft

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Improper input validation

EUVDB-ID: #VU12472

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2018-0765

CWE-ID:

Exploit availability:

Description

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

The vulnerability exists due to an error when processing XML documents. A remote attacker can supply a specially crafted XML document and trigger denial of service (DoS) conditions.

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

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Microsoft .NET Framework: 2.0 - 4.7.2

ASP.NET Core MVC: 2.0

Fixed software versions

CPE2.3 External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0765


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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