CVE-2021-1692: Windows Hyper-V Denial of Service Vulnerability
First published: Tue Jan 12 2021(Updated: )
Hyper-V Denial of Service Vulnerability This CVE ID is unique from CVE-2021-1691.
Credit: secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Microsoft Windows Server | =2004 | |
| Microsoft Windows Server | =20H2 | |
| Microsoft Windows Server 2012 R2 | ||
| Microsoft Windows Server | =1909 | |
| Microsoft Windows Server 2012 R2 | ||
| Microsoft Windows 8.1 | ||
| Microsoft Windows Server 2019 | ||
| Microsoft Windows Server 2019 | ||
| Microsoft Windows Server 2016 | ||
| Microsoft Windows Server 2016 | ||
| Windows 10 | =1809 | |
| Windows 10 | =1607 | |
| Windows 10 | =1909 | |
| Windows 10 | =1803 | |
| Windows 10 | ||
| Windows 10 | =2004 | |
| Windows 10 | ||
| Windows 10 | =1607 | |
| Microsoft Windows | ||
| Microsoft Windows Server | =r2 | |
| Microsoft Windows Server 2016 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-1692?
CVE-2021-1692 is rated as a denial of service vulnerability that can impact the availability of systems running affected Microsoft software.
How do I fix CVE-2021-1692?
To fix CVE-2021-1692, apply the appropriate patches provided by Microsoft for the affected Windows versions.
What systems are affected by CVE-2021-1692?
CVE-2021-1692 affects multiple versions of Windows 10 and Windows Server, including 1809, 2004, and Server 2019.
What is the impact of CVE-2021-1692?
CVE-2021-1692 can allow an attacker to cause a denial of service by exploiting vulnerable Hyper-V configurations.
Is there a workaround for CVE-2021-1692?
While applying the official patches is recommended, limiting user permissions and disabling unnecessary services may help mitigate risk temporarily.
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