How severe is CVE-2020-0938?

CVE-2020-0938 has a CVSS 3.1 base score of 7.8 (HIGH). EPSS estimates a 69.0% probability of exploitation in the next 30 days. It is listed in the CISA Known Exploited Vulnerabilities catalog.

CVE-2020-0938: Microsoft Windows Adobe Font Manager Library Remote

CISA Known Exploited Vulnerabilities

Microsoft Windows Adobe Font Manager Library Remote Code Execution Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.

Added to KEV

2021-11-03

Remediation due

2022-05-03

Required action
Apply updates per vendor instructions.

CISA notes
https://nvd.nist.gov/vuln/detail/CVE-2020-0938

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-2020-1020.

Severity

CVSS 3.1 · CISA7.8 HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

SSVC · CISA-ADP

Exploitationactive

Automatableno

Technical impacttotal

Affected Products

Vendor	Product	Affected versions
Microsoft	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 10 Version 1709 for 32-bit Systems 10 Version 1709 for x64-based Systems 10 Version 1709 for ARM64-based Systems 10 for 32-bit Systems 10 for x64-based Systems 10 Version 1607 for 32-bit Systems 10 Version 1607 for x64-based Systems 7 for 32-bit Systems Service Pack 1 7 for x64-based Systems Service Pack 1 8.1 for 32-bit systems 8.1 for x64-based systems RT 8.1
Microsoft	Windows Server	version 1803 (Core Installation) 2019 2019 (Core installation) 2016 2016 (Core installation) 2008 for 32-bit Systems Service Pack 2 2008 for 32-bit Systems Service Pack 2 (Core installation) 2008 for Itanium-Based Systems Service Pack 2 2008 for x64-based Systems Service Pack 2 2008 for x64-based Systems Service Pack 2 (Core installation) 2008 R2 for Itanium-Based Systems Service Pack 1 2008 R2 for x64-based Systems Service Pack 1 2008 R2 for x64-based Systems Service Pack 1 (Core installation) 2012 2012 (Core installation) 2012 R2 2012 R2 (Core installation)
Microsoft	Windows 10 Version 1909 for 32-bit Systems	unspecified
Microsoft	Windows 10 Version 1909 for x64-based Systems	unspecified
Microsoft	Windows 10 Version 1909 for ARM64-based Systems	unspecified
Microsoft	Windows Server, version 1909 (Server Core installation)	unspecified
Microsoft	Windows 10 Version 1903 for 32-bit Systems	unspecified
Microsoft	Windows 10 Version 1903 for x64-based Systems	unspecified
Microsoft	Windows 10 Version 1903 for ARM64-based Systems	unspecified
Microsoft	Windows Server, version 1903 (Server Core installation)	unspecified

References

2 Links

Other references

Record Details

Published

2020-04-15

Last updated

2025-10-21

Assigner (CNA)

microsoft

Credited to

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CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). This site is not endorsed or certified by MITRE, NVD, CISA, or FIRST.