CVE-2021-42284HighMicrosoft CVSS 6.8CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H/E:P/RL:O/RC:C

Microsoft security update for CVE-2021-42284 — Windows

Published
November 9, 2021
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2021-42284 →

📋 Microsoft's advisory

EchelonGraph does not copy Microsoft's advisory page: its FAQ and remediation text are not shown here. Read the advisory on https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-42284. This page also shows what EchelonGraph holds for CVE-2021-42284, with the description from its CVE record, which the CVE Numbering Authority that assigned the CVE wrote: for a CVE Microsoft assigned, often in the words of Microsoft's own advisory.

🎯 Affected products18

  • Windows 10 Version 1607 for x64-based Systems
  • Windows 10 Version 1809 for x64-based Systems
  • Windows 10 Version 1909 for x64-based Systems
  • Windows 10 Version 2004 for x64-based Systems
  • Windows 10 Version 21H1 for x64-based Systems
  • Windows 10 for x64-based Systems
  • Windows 11 version 21H2 for x64-based Systems
  • Windows 8.1 for x64-based systems
  • Windows Server 2012 R2
  • Windows Server 2012 R2 (Server Core installation)
  • Windows Server 2016
  • Windows Server 2016 (Server Core installation)
  • Windows Server 2019
  • Windows Server 2019 (Server Core installation)
  • Windows Server 2022
  • Windows Server 2022 (Server Core installation)
  • Windows Server, version 2004 (Server Core installation)
  • Windows Server, version 20H2 (Server Core Installation)

✅ Updates Microsoft lists: 9 KB articles

10 rows: one per KB article or update, update type and fixed build. Their details are on Microsoft's advisory.

KB articleUpdateFixed build
KB5007206Security Update10.0.17763.2300
KB5007189Security Update10.0.18363.1916
KB5007186Security Update10.0.19043.1348
KB5007205Security Update10.0.20348.350
KB5007186Security Update10.0.19041.1348
KB5007215Security Update10.0.22000.318
KB5007207Security Update10.0.10240.19119
KB5007192Security Update10.0.14393.4770
KB5007247Monthly Rollup6.3.9600.20174
KB5007255Security Only6.3.9600.20174

🧭 EchelonGraph on CVE-2021-42284

EchelonGraph score
7.5 HIGH
CISA KEV
Not listed
Fix status
A fix is available — apply it.

Description from the CVE record (CVE.org), as published by its numbering authority

Windows Hyper-V Denial of Service Vulnerability

Published by Microsoft Corporation, the CVE Numbering Authority that assigned CVE-2021-42284, in its CVE record at CVE.org; reused under the CVE Program's Terms of Use (its licence and MITRE's copyright notice are in our Terms of Service).

🔗 References (19)