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CVE Number Vulnerability Product Severity Date
CVE-2021-1647 Microsoft Defender Remote Code Execution Vulnerability Windows Defender Critical 03-02-2021

Technical Information

Brief overview of the risk:

A remote code execution vulnerability exists in Microsoft Malware Protection Engine due to the way documents are handled. An attacker can execute code on vulnerable devices by tricking a user into opening a malicious document on a system where a vulnerable version of Defender is installed. Users whose accounts are configured to have fewer user rights on the system could be less impacted than users who operate with administrative user rights.

Further information on this vulnerability is available at : CVE-2021-1647

Affected Software

Microsoft System Center Endpoint Protection
Microsoft System Center 2012 R2 Endpoint Protection
Microsoft Security Essentials
Microsoft System Center 2012 Endpoint Protection
Windows Defender on Windows 10 Version 1803 for 32-bit Systems
Windows Defender on Windows 10 Version 1803 for x64-based Systems
Windows Defender on Windows 10 Version 1803 for ARM64-based Systems
Windows Defender on Windows 10 Version 1809 for 32-bit Systems
Windows Defender on Windows 10 Version 1809 for x64-based Systems
Windows Defender on Windows 10 Version 1809 for ARM64-based Systems
Windows Defender on Windows Server 2019
Windows Defender on Windows Server 2019 (Server Core installation)
Windows Defender on Windows 10 Version 1909 for 32-bit Systems
Windows Defender on Windows 10 Version 1909 for x64-based Systems
Windows Defender on Windows 10 Version 1909 for ARM64-based Systems
Windows Defender on Windows Server version 1909 (Server Core installation)
Windows Defender on Windows 10 Version 2004 for 32-bit Systems
Windows Defender on Windows 10 Version 2004 for ARM64-based Systems
Windows Defender on Windows 10 Version 2004 for x64-based Systems
Windows Defender on Windows Server version 2004 (Server Core installation)
Windows Defender on Windows 10 Version 20H2 for x64-based Systems
Windows Defender on Windows 10 Version 20H2 for 32-bit Systems
Windows Defender on Windows 10 Version 20H2 for ARM64-based Systems
Windows Defender on Windows Server version 20H2 (Server Core Installation)
Windows Defender on Windows 10 for 32-bit Systems
Windows Defender on Windows 10 for x64-based Systems
Windows Defender on Windows 10 Version 1607 for 32-bit Systems
Windows Defender on Windows 10 Version 1607 for x64-based Systems
Windows Defender on Windows Server 2016
Windows Defender on Windows Server 2016 (Server Core installation)
Windows Defender on Windows 7 for 32-bit Systems Service Pack 1
Windows Defender on Windows 7 for x64-based Systems Service Pack 1
Windows Defender on Windows 8.1 for 32-bit systems
Windows Defender on Windows 8.1 for x64-based systems
Windows Defender on Windows RT 8.1
Windows Defender on Windows Server 2008 for 32-bit Systems Service Pack 2
Windows Defender on Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)
Windows Defender on Windows Server 2008 R2 for x64-based Systems Service Pack 1
Windows Defender on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
Windows Defender on Windows Server 2012
Windows Defender on Windows Server 2012 (Server Core installation)
Windows Defender on Windows Server 2012 R2
Windows Defender on Windows Server 2012 R2 (Server Core installation)