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CVE-2020-0985

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-04-15 · updated 2026-06-17

Description

An elevation of privilege vulnerability exists when the Windows Update Stack fails to properly handle objects in memory, aka 'Windows Update Stack Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-0996.

Affected products

• Microsoft Windows 10 Version 1607: 1607, 1709, 1803, 1809, 1903, 1909
• Microsoft Windows Server 2016: 1803, 1903, 1909
• Microsoft Windows Server 2019: all versions
• Microsoft Corporation Windows: 10 Version 1803 for 32-bit Systems, 10 Version 1803 for x64-based Systems, 10 Version 1803 for ARM64-based Systems, 10 Version 1809 for 32-bit Systems, 10 Version 1809 for x64-based Systems, 10 Version 1809 for ARM64-based Systems (+7)
• 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 1803 (Core Installation), 2019, 2019 (Core installation), 2016, 2016 (Core installation)
• 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-2020-0985
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0985

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