CVE-2020-0904: Windows Hyper-V Denial of Service Vulnerability

Published Sep 11, 2020
·
Updated

<p>A denial of service vulnerability exists when Microsoft Hyper-V on a host server fails to properly validate specific malicious data from a user on a guest operating system.</p> <p>To exploit the vulnerability, an attacker who already has a privileged account on a guest operating system, running as a virtual machine, could run a specially crafted application.</p> <p>The security update addresses the vulnerability by resolving the conditions where Hyper-V would fail to handle these requests.</p>

Other sources

A denial of service vulnerability exists when Microsoft Hyper-V on a host server fails to properly validate specific malicious data from a user on a guest operating system.To exploit the vulnerability, an attacker who already has a privileged account on a guest operating system, running as a virtual machine, could run a specially crafted application.The security update addresses the vulnerability by resolving the conditions where Hyper-V would fail to handle these requests., aka 'Windows Hyper-V Denial of Service Vulnerability'. This CVE ID is unique from CVE-2020-0890.

Affected Software

13 affected components
Microsoft Windows 10=1607
Microsoft Windows 10=1607
Microsoft Windows 10=1709
Microsoft Windows 10=1803
Microsoft Windows 10=1809
Microsoft Windows 10=1903
Microsoft Windows 10=1909
Microsoft Windows 10=2004
Microsoft Windows Server 2016
Microsoft Windows Server 2016=1903
Microsoft Windows Server 2016=1909
Microsoft Windows Server 2016=2004
Microsoft Windows Server 2019

Event History

Sep 11, 2020
CVE Published
05:08 PM
Data Sourced
05:08 PM
DescriptionSeverity
Data Sourced
via NVD·05:15 PM
RemedyDescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2020-0904?

CVE-2020-0904 is rated as critical due to its potential to allow denial of service attacks.

2

How do I fix CVE-2020-0904?

To remediate CVE-2020-0904, ensure that your Microsoft Hyper-V environment is updated with the latest security patches from Microsoft.

3

What software is affected by CVE-2020-0904?

CVE-2020-0904 affects various versions of Microsoft Windows 10 and Windows Server 2016 and 2019.

4

Who can exploit CVE-2020-0904?

An attacker with a privileged account on a guest operating system can exploit CVE-2020-0904.

5

What type of attack is associated with CVE-2020-0904?

CVE-2020-0904 is associated with a denial of service vulnerability.

Contact

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