CVE-2023-23420HighCVSS 7.8

Windows Kernel Elevation of Privilege Vulnerability

Published
March 14, 2023
Last Modified
—

🔗 CVE IDs covered (1)

CVE-2023-23420 →

📋 Description

What privileges could be gained by an attacker who successfully exploited this vulnerability? An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.

🎯 Affected products35

  • 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 20H2 for 32-bit Systems
  • Windows 10 Version 20H2 for ARM64-based Systems
  • Windows 10 Version 21H2 for 32-bit Systems
  • Windows 10 Version 21H2 for ARM64-based Systems
  • Windows 10 Version 21H2 for x64-based Systems
  • Windows 10 Version 22H2 for 32-bit Systems
  • Windows 10 Version 22H2 for ARM64-based Systems
  • Windows 10 Version 22H2 for x64-based Systems
  • Windows 10 for 32-bit Systems
  • Windows 10 for x64-based Systems
  • Windows 11 Version 22H2 for ARM64-based Systems
  • Windows 11 Version 22H2 for x64-based Systems
  • Windows 11 version 21H2 for ARM64-based Systems
  • Windows 11 version 21H2 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 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
  • Windows Server 2012 (Server Core installation)
  • Windows Server 2012 R2
  • Windows Server 2012 R2 (Server Core installation)
  • Windows Server 2016
  • +5 more not shown

✅ Remediation

KB5023702 (Security Update) — fixed build 10.0.17763.4131 KB5023705 (Security Update) — fixed build 10.0.20348.1607 KB5023786 (Security Hotpatch Update) — fixed build 10.0.20348.1602 KB5023696 (Security Update) — fixed build 10.0.19042.2728 KB5023698 (Security Update) — fixed build 10.0.22000.1696 KB5023696 (Security Update) — fixed build 10.0.19044.2728 KB5023706 (Security Update) — fixed build 10.0.22621.1413 KB5023696 (Security Update) — fixed build 10.0.19045.2728 KB5023713 (Security Update) — fixed build 10.0.10240.19805 KB5023697 (Security Update) — fixed build 10.0.14393.5786 KB5023755 (Monthly Rollup) — fixed build 6.0.6003.21966 KB5023754 (Security Only) — fixed build 6.0.6003.21966 KB5023769 (Monthly Rollup) — fixed build 6.1.7601.26415 KB5023759 (Security Only) — fixed build 6.1.7601.26415 KB5023756 (Monthly Rollup) — fixed build 6.2.9200.24168 KB5023752 (Security Only) — fixed build 6.2.9200.24168 KB5023765 (Monthly Rollup) — fixed build 6.3.9600.20865 KB5023764 (Security Only) — fixed build 6.3.9600.20865

🔗 References (26)