CVE-2020-1020

State: Published
Severity: 8.8 High
Published: Apr 15, 2020
Updated: Oct 21, 2025
Reserved: Nov 4, 2019

Description

A remote code execution vulnerability exists in Microsoft Windows when the Windows Adobe Type Manager Library improperly handles a specially-crafted multi-master font - Adobe Type 1 PostScript format.For all systems except Windows 10, an attacker who successfully exploited the vulnerability could execute code remotely, aka 'Adobe Font Manager Library Remote Code Execution Vulnerability'. This CVE ID is unique from CVE-2020-0938.

Scores

CVSS	Score	Vector	Source
3.1	8.8 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-787 Out-of-bounds Write

Affected Products

Product	Versions
WindowsMicrosoft	10 Version 1803 for 32-bit SystemsAffected 10 Version 1803 for x64-based SystemsAffected 10 Version 1803 for ARM64-based SystemsAffected 10 Version 1809 for 32-bit SystemsAffected 10 Version 1809 for x64-based SystemsAffected 10 Version 1809 for ARM64-based SystemsAffected 10 Version 1709 for 32-bit SystemsAffected 10 Version 1709 for x64-based SystemsAffected 10 Version 1709 for ARM64-based SystemsAffected 10 for 32-bit SystemsAffected 10 for x64-based SystemsAffected 10 Version 1607 for 32-bit SystemsAffected 10 Version 1607 for x64-based SystemsAffected 7 for 32-bit Systems Service Pack 1Affected 7 for x64-based Systems Service Pack 1Affected 8.1 for 32-bit systemsAffected 8.1 for x64-based systemsAffected RT 8.1Affected
Windows ServerMicrosoft	version 1803 (Core Installation)Affected 2019Affected 2019 (Core installation)Affected 2016Affected 2016 (Core installation)Affected 2008 for 32-bit Systems Service Pack 2Affected 2008 for 32-bit Systems Service Pack 2 (Core installation)Affected 2008 for Itanium-Based Systems Service Pack 2Affected 2008 for x64-based Systems Service Pack 2Affected 2008 for x64-based Systems Service Pack 2 (Core installation)Affected 2008 R2 for Itanium-Based Systems Service Pack 1Affected 2008 R2 for x64-based Systems Service Pack 1Affected 2008 R2 for x64-based Systems Service Pack 1 (Core installation)Affected 2012Affected 2012 (Core installation)Affected 2012 R2Affected 2012 R2 (Core installation)Affected
Windows 10 Version 1909 for 32-bit SystemsMicrosoft	unspecifiedAffected
Windows 10 Version 1909 for x64-based SystemsMicrosoft	unspecifiedAffected
Windows 10 Version 1909 for ARM64-based SystemsMicrosoft	unspecifiedAffected
Windows Server, version 1909 (Server Core installation)Microsoft	unspecifiedAffected
Windows 10 Version 1903 for 32-bit SystemsMicrosoft	unspecifiedAffected
Windows 10 Version 1903 for x64-based SystemsMicrosoft	unspecifiedAffected
Windows 10 Version 1903 for ARM64-based SystemsMicrosoft	unspecifiedAffected
Windows Server, version 1903 (Server Core installation)Microsoft	unspecifiedAffected

References

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