CVE-2020-1243

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Summary

CVECVE-2020-1243
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-10-16 23:15:00 UTC
Updated2023-12-31 20:16:00 UTC
DescriptionA 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'.

Risk And Classification

Problem Types: NVD-CWE-noinfo

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Microsoft Windows 10 1607 All All All
Operating System Microsoft Windows 10 1709 All All All
Operating System Microsoft Windows 10 1803 All All All
Operating System Microsoft Windows 10 1809 All All All
Operating System Microsoft Windows 10 1903 All All All
Operating System Microsoft Windows 10 2004 All All All
Operating System Microsoft Windows 10 1607 All All All
Operating System Microsoft Windows 10 1709 All All All
Operating System Microsoft Windows 10 1803 All All All
Operating System Microsoft Windows 10 1809 All All All
Operating System Microsoft Windows 10 1903 All All All
Operating System Microsoft Windows 10 2004 All All All
Operating System Microsoft Windows Server 2016 - All All All
Operating System Microsoft Windows Server 2016 1903 All All All
Operating System Microsoft Windows Server 2016 1909 All All All
Operating System Microsoft Windows Server 2016 2004 All All All
Operating System Microsoft Windows Server 2016 - All All All
Operating System Microsoft Windows Server 2016 1903 All All All
Operating System Microsoft Windows Server 2016 1909 All All All
Operating System Microsoft Windows Server 2016 2004 All All All
Operating System Microsoft Windows Server 2019 - All All All
Operating System Microsoft Windows Server 2019 - All All All

References

ReferenceSourceLinkTags
portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1243 MISC portal.msrc.microsoft.com Patch, Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 91780 Microsoft Azure Stack Hub Security Updates - February 2021
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