# MA-781.032020: MyCERT Alert - Vulnerability in Adobe Type Manager Library

**Date:** 25 Mar 2020  
**Source:** https://www.mycert.org.my/portal/advisory?id=MA-781.032020  
**Advisory ID:** MA-781.032020

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**1.0 Introduction**
According to Microsoft, there were ongoing exploitations in the wild targeting the unpatched vulnerabilities 
Two remote code execution vulnerabilities have been identified existing in Microsoft Windows ATM Library 
Microsoft has confirmed the issues, released an advisory “ADV200006 | Type 1 Font Parsing Remote Code Execution Vulnerability”, and is currently working on a fix.
**2.0 Impact**
By causing a Windows system to open a specially crafted document or view it in the Windows preview pane, an unauthenticated remote attacker may be able to execute arbitrary code with kernel privileges on a vulnerable system. Windows 10 based operating systems would execute the code with limited privileges, in an AppContainer sandbox.
**3.0 Affected System and Devices**
- Windows 10 for 32-bit Systems
- Windows 10 for x64-based Systems
- Windows 10 Version 1607 for 32-bit Systems
- Windows 10 Version 1607 for x64-based Systems
- Windows 10 Version 1709 for 32-bit Systems
- Windows 10 Version 1709 for ARM64-based Systems
- Windows 10 Version 1709 for x64-based Systems
- Windows 10 Version 1803 for 32-bit Systems
- Windows 10 Version 1803 for ARM64-based Systems
- Windows 10 Version 1803 for x64-based Systems
- Windows 10 Version 1809 for 32-bit Systems
- Windows 10 Version 1809 for ARM64-based Systems
- Windows 10 Version 1809 for x64-based Systems
- Windows 10 Version 1903 for 32-bit Systems
- Windows 10 Version 1903 for ARM64-based Systems
- Windows 10 Version 1903 for x64-based Systems
- Windows 10 Version 1909 for 32-bit Systems
- Windows 10 Version 1909 for ARM64-based Systems
- Windows 10 Version 1909 for x64-based Systems
- Windows 7 for 32-bit Systems Service Pack 1
- Windows 7 for x64-based Systems Service Pack 1
- Windows 8.1 for 32-bit systems
- Windows 8.1 for x64-based systems
- Windows RT 8.1
- Windows Server 2008 for 32-bit Systems Service Pack 2
- Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)
- Windows Server 2008 for Itanium-Based Systems Service Pack 2
- Windows Server 2008 for x64-based Systems Service Pack 2
- Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)
- Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1
- Windows Server 2008 R2 for x64-based Systems Service Pack 1
- Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
- Windows Server 2012
- Windows Server 2012 (Server Core installation)
- Windows Server 2012 R2
- Windows Server 2012 R2 (Server Core installation)
- Windows Server 2016
- Windows Server 2016 (Server Core installation)
- Windows Server 2019
- Windows Server 2019 (Server Core installation)
**4.0 Recommendations**
According to Microsoft, they are currently working to mitigate the addressed issue. In the meantime, users could follow suggested workaround by Microsoft on details below:
- Disable the Preview Pane and details pane in Windows Explorer.
- Disable the WebClient service.
- Rename the ATMFD.DLL.
Generally, MyCERT advises the users of this devices to be updated with the latest security announcements by the vendor and follow best practice security policies to determine which updates should be applied.
For further enquiries, please contact MyCERT through the following channels:
E-mail: cyber999[at]cybersecurity.my
Phone: 1-300-88-2999 (monitored during business hours)
Fax: +603 - 8008 7000 (Office Hours)
Mobile: +60 19 2665850 (24x7 call incident reporting)
SMS: CYBER999 REPORT EMAIL COMPLAINT to 15888
Business Hours: Mon - Fri 09:00 -18:00 MYT
Web: <https://www.mycert.org.my>
Twitter: <https://twitter.com/mycert>
Facebook: <https://www.facebook.com/mycert.org.my>
**5.0    References**
- <https://portal.msrc.microsoft.com/en-us/security-guidance/advisory/ADV200006>
- <https://www.tenable.com/blog/adobe-type-manager-library-font-parsing-remote-code-execution-vulnerabilities-exploited-in-the>
- <https://threatpost.com/microsoft-warns-of-critical-windows-zero-day-flaws/154040/>