CVE-2022-21975
vulnerability analysis and mitigation

Overview

CVE-2022-21975 is a Windows Hyper-V Denial of Service Vulnerability that was disclosed in December 2021. The vulnerability affects multiple versions of Microsoft Windows and Windows Server systems running Hyper-V (NVD).

Technical details

The vulnerability has been assigned a CVSS v3.1 Base Score of 4.7 (MEDIUM) with the vector string CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H. The vulnerability is related to a race condition (CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization) that could lead to denial of service (NVD).

Impact

If successfully exploited, this vulnerability could allow an attacker to cause a denial of service condition in Windows Hyper-V, potentially affecting the availability of virtual machines running on the affected system (NVD).

Mitigation and workarounds

Microsoft has released security updates to address this vulnerability. Users should apply the appropriate patches for their affected systems through Windows Update or manual patch installation (Microsoft Update Guide).

Additional resources


SourceThis report was generated using AI

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