CVE-2021-43246: Windows Hyper-V Denial of Service Vulnerability
Published Dec 15, 2021
·Updated
Windows Hyper-V Denial of Service Vulnerability
Affected Software
9 affected components
Microsoft Windows 10=20h2
Microsoft Windows 10=21h1
Microsoft Windows 10=21h2
Microsoft Windows 10=1809
Microsoft Windows 10=2004
Microsoft Windows Server=20h2
Microsoft Windows Server=2022
Microsoft Windows Server 2016=2004
Microsoft Windows Server 2019
Remediation
Event History
Dec 15, 2021
CVE Published
via MITRE·02:15 PM
Data Sourced
via MITRE·02:15 PM
DescriptionSeverity
Data Sourced
via NVD·03:15 PM
RemedyDescriptionSeverityAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2021-43246?
CVE-2021-43246 is classified as a denial of service vulnerability.
2
How do I fix CVE-2021-43246?
To mitigate CVE-2021-43246, apply the latest Microsoft security updates provided for affected versions of Windows.
3
Which versions of Windows are affected by CVE-2021-43246?
CVE-2021-43246 affects multiple versions of Windows 10 and Windows Server, including versions 20h2, 21h1, 21h2, 1809, 2004, and 2022.
4
What type of attack leverages CVE-2021-43246?
CVE-2021-43246 can be exploited by an attacker to create a denial of service condition on the system.
5
Is CVE-2021-43246 specific to virtual machines?
CVE-2021-43246 specifically pertains to a vulnerability within Windows Hyper-V, which is Microsoft's virtualization technology.