CVE-2020-0798

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-03-12 · updated 2026-06-17

Description

An elevation of privilege vulnerability exists in the Windows Installer when the Windows Installer fails to properly sanitize input leading to an insecure library loading behavior.A locally authenticated attacker could run arbitrary code with elevated system privileges, aka 'Windows Installer Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-0779, CVE-2020-0814, CVE-2020-0842, CVE-2020-0843.

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 (+5)
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

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