What’s Vulnerable › Vulnerabilities

CVE-2020-17096: Windows NTFS Remote Code Execution Vulnerability

• Severity: critical (CVSS 9.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 19.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-12-09 · updated 2026-06-17

Description

Windows NTFS Remote Code Execution Vulnerability

Affected products

• Microsoft Windows 10 Version 1607: 20h2, 1607, 1803, 1809, 1903, 1909 (+1)
• Microsoft Windows 8.1: all versions
• Microsoft Windows RT 8.1: all versions
• Microsoft Windows Server 2012: r2
• Microsoft Windows Server 2016: 20h2, 1903, 1909, 2004
• Microsoft Windows Server 2019: all versions
• Microsoft Windows 10 Version 1507: from 10.0.10240.0 before publication — fixed in publication
• Microsoft Windows 10 1607: from 10.0.14393.0 before publication — fixed in publication
• Microsoft Windows 10 1803: from 10.0.0 before publication — fixed in publication
• Microsoft Windows 10: from 10.0.17763.0 before publication — fixed in publication
• Microsoft Windows 10 Version 1903 for 32-bit Systems: from 10.0.0 before publication — fixed in publication
• Microsoft Windows 10 Version 1903 for ARM64-based Systems: from 10.0.0 before publication — fixed in publication
• Microsoft Windows 10 Version 1903 for x64-based Systems: from 10.0.0 before publication — fixed in publication
• Microsoft Windows 10 1909: from 10.0.0 before publication — fixed in publication
• Microsoft Windows 10 2004: from 10.0.0 before publication — fixed in publication
• Microsoft Windows 10 20H2: from 10.0.0 before publication — fixed in publication
• Microsoft Windows 8.1: from 6.3.0 before publication — fixed in publication
• Microsoft Windows Server 2012: from 6.2.9200.0 before publication — fixed in publication
• Microsoft Windows Server 2012 R2: from 6.3.9600.0 before publication — fixed in publication
• Microsoft Windows Server 2016: from 10.0.14393.0 before publication — fixed in publication
• Microsoft Windows Server 2019: from 10.0.17763.0 before publication — fixed in publication
• Microsoft Windows Server, version 1903 (Server Core installation): from 10.0.0 before publication — fixed in publication
• Microsoft Windows Server, version 1909 (Server Core installation): from 10.0.0 before publication — fixed in publication
• Microsoft Windows Server version 2004: from 10.0.0 before publication — fixed in publication
• Microsoft Windows Server version 20H2: from 10.0.0 before publication — fixed in publication

How to fix

Upgrade to a fixed version: Microsoft Windows 10 Version 1507 publication; Microsoft Windows 10 1607 publication; Microsoft Windows 10 1803 publication; Microsoft Windows 10 publication; Microsoft Windows 10 Version 1903 for 32-bit Systems publication; Microsoft Windows 10 Version 1903 for ARM64-based Systems publication; Microsoft Windows 10 Version 1903 for x64-based Systems publication; Microsoft Windows 10 1909 publication; Microsoft Windows 10 2004 publication; Microsoft Windows 10 20H2 publication; Microsoft Windows 8.1 publication; Microsoft Windows Server 2012 publication. Check the vendor advisory for mitigations.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-17096
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17096

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