CVE-2021-38639HighMicrosoft CVSS 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Microsoft security update for CVE-2021-38639 — Windows

Published
September 14, 2021
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2021-38639 →

📋 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-2021-38639. This page also shows what EchelonGraph holds for CVE-2021-38639, 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 products41

  • Windows 10 Version 1607 for 32-bit Systems
  • Windows 10 Version 1607 for x64-based Systems
  • Windows 10 Version 1809 for 32-bit Systems
  • Windows 10 Version 1809 for ARM64-based Systems
  • Windows 10 Version 1809 for x64-based Systems
  • Windows 10 Version 1909 for 32-bit Systems
  • Windows 10 Version 1909 for ARM64-based Systems
  • Windows 10 Version 1909 for x64-based Systems
  • Windows 10 Version 2004 for 32-bit Systems
  • Windows 10 Version 2004 for ARM64-based Systems
  • Windows 10 Version 2004 for x64-based Systems
  • Windows 10 Version 20H2 for 32-bit Systems
  • Windows 10 Version 20H2 for ARM64-based Systems
  • Windows 10 Version 21H1 for 32-bit Systems
  • Windows 10 Version 21H1 for ARM64-based Systems
  • Windows 10 Version 21H1 for x64-based Systems
  • Windows 10 for 32-bit Systems
  • Windows 10 for x64-based Systems
  • Windows 7 for 32-bit Systems Service Pack 1
  • Windows 7 for x64-based Systems Service Pack 1
  • Windows 8.1 for 32-bit systems
  • Windows 8.1 for x64-based systems
  • Windows RT 8.1
  • 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 32-bit Systems Service Pack 2
  • Windows Server 2008 for 32-bit Systems Service Pack 2 (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
  • +11 more not shown

✅ Updates Microsoft lists: 14 KB articles and 1 other update

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

KB articleUpdateFixed build
KB5005568Security Update10.0.17763.2183
KB5005566Security Update10.0.18363.1801
KB5005565Security Update10.0.19043.1237
KB5005575Security Update10.0.20348.230
KB5005565Security Update10.0.19041.1237
KB5005565Security Update10.0.19042.1237
KB5005569Security Update10.0.10240.19060
KB5005573Security Update10.0.14393.4651
KB5005633Monthly Rollup6.1.7601.25712
KB5005615Security Only6.1.7601.25712
KB5005613Monthly Rollup6.3.9600.20120
KB5005627Security Only6.3.9600.20120
—Monthly Rollup6.3.9600.20120
KB5005606Monthly Rollup6.0.6003.21218
KB5005618Security Only6.0.6003.21218
KB5005623Monthly Rollup6.2.9200.23462
KB5005607Security Only6.2.9200.23462

🧭 EchelonGraph on CVE-2021-38639

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

Win32k Elevation of Privilege Vulnerability

Published by Microsoft Corporation, the CVE Numbering Authority that assigned CVE-2021-38639, 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 (29)