CVE-2021-1704HighMicrosoft CVSS 7.3CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Microsoft security update for CVE-2021-1704 — Windows

Published
January 12, 2021
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2021-1704 →

📋 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-2021-1704. This page also shows what EchelonGraph holds for CVE-2021-1704, 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 products23

  • Windows 10 Version 1607 for x64-based Systems
  • Windows 10 Version 1803 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 for x64-based Systems
  • Windows 7 for x64-based Systems Service Pack 1
  • Windows 8.1 for x64-based systems
  • Windows Server 2008 R2 for x64-based Systems Service Pack 1
  • Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
  • Windows Server 2008 for x64-based Systems Service Pack 2
  • Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)
  • Windows Server 2012
  • Windows Server 2012 (Server Core installation)
  • 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, version 1909 (Server Core installation)
  • Windows Server, version 2004 (Server Core installation)
  • Windows Server, version 20H2 (Server Core Installation)

✅ Updates Microsoft lists: 14 KB articles

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

KB articleUpdateFixed build
KB4598242Security Update—
KB4598245Security Update—
KB4598230Security Update—
KB4598229Security Update—
KB4598231Security Update—
KB4598243Security Update—
KB4598279Monthly Rollup—
KB4598289Security Only—
KB4598285Monthly Rollup—
KB4598275Security Only—
KB4598288Monthly Rollup—
KB4598287Security Only—
KB4598278Monthly Rollup—
KB4598297Security Only—

🧭 EchelonGraph on CVE-2021-1704

EchelonGraph score
7.8 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 Elevation of Privilege Vulnerability

Published by Microsoft Corporation, the CVE Numbering Authority that assigned CVE-2021-1704, 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 (27)