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CVE-2021-43226

Known Exploited (CISA KEV)HIGH
7.8
CVSS Severity Score
EPSS Score95.0690%
EPSS Percentile86.84th
Published2021年12月15日
Last Modified2025年10月30日

Vulnerability Description

Windows Common Log File System Driver Elevation of Privilege Vulnerability

Affected Platforms (CPE)

💻
Microsoft

Windows 10 1507

< 10.0.10240.19145
💻
Microsoft

Windows 10 1507

< 10.0.10240.19145
💻
Microsoft

Windows 10 1607

< 10.0.14393.4825
💻
Microsoft

Windows 10 1607

< 10.0.14393.4825
💻
Microsoft

Windows 10 1809

< 10.0.17763.2366
💻
Microsoft

Windows 10 1909

< 10.0.18363.1977
💻
Microsoft

Windows 10 2004

< 10.0.19041.1415
💻
Microsoft

Windows 10 20h2

< 10.0.19042.1415
💻
Microsoft

Windows 10 20h2

< 10.0.19042.1415
💻
Microsoft

Windows 10 21h1

< 10.0.19043.1415
💻
Microsoft

Windows 10 21h2

< 10.0.19044.1415
💻
Microsoft

Windows 11 21h2

< 10.0.22000.376
💻
Microsoft

Windows 7

All versions
💻
Microsoft

Windows 8.1

All versions
💻
Microsoft

Windows Rt 8.1

All versions
💻
Microsoft

Windows Server 2004

< 10.0.19041.1415
💻
Microsoft

Windows Server 2008

All versions
💻
Microsoft

Windows Server 2008

All versions
💻
Microsoft

Windows Server 2008

= r2
💻
Microsoft

Windows Server 2012

All versions
💻
Microsoft

Windows Server 2012

= r2
💻
Microsoft

Windows Server 2016

< 10.0.14393.4825
💻
Microsoft

Windows Server 2019

< 10.0.17763.2366
💻
Microsoft

Windows Server 2022

< 10.0.20348.405
💻
Microsoft

Windows Server 20h2

< 10.0.19042.1415

References & Advisories

関連する脆弱性情報