What’s Vulnerable › Vulnerabilities

CVE-2020-0636

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-01-14 · updated 2026-06-17

Description

An elevation of privilege vulnerability exists in the way that the Windows Subsystem for Linux handles files, aka 'Windows Subsystem for Linux Elevation of Privilege Vulnerability'.

Affected products

• Microsoft Windows 10 Version 1607: 1903, 1909
• Microsoft Windows Server 2016: 1903, 1909
• Microsoft Windows 10 Version 1903 for 32-bit Systems: all versions
• Microsoft Windows 10 Version 1903 for ARM64-based Systems: all versions
• Microsoft Windows 10 Version 1903 for x64-based Systems: all versions
• Microsoft Windows 10 Version 1909 for 32-bit Systems: all versions
• Microsoft Windows 10 Version 1909 for ARM64-based Systems: all versions
• Microsoft Windows 10 Version 1909 for x64-based Systems: all versions
• Microsoft Windows Server, version 1903 (Server Core installation): all versions
• Microsoft Windows Server, version 1909 (Server Core installation): all versions

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0636
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0636

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