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Category:   Application (Security)  >   Microsoft Windows Defender Vendors:   Microsoft
Microsoft Windows Defender File Processing Flaw in Malware Protection Engine Lets Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1038420
SecurityTracker URL:
CVE Reference:   CVE-2017-0290   (Links to External Site)
Date:  May 9 2017
Impact:   Execution of arbitrary code via network, Root access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  

Description:   A vulnerability was reported in Microsoft Windows Defender. A remote user can cause arbitrary code to be executed on the target system.

The Malware Protection Engine does not properly scan files. A remote user can create a specially crafted file that, when scanned by the target Malware Protection Engine, will execute arbitrary code on the target system. The code will run with LocalSystem privileges.

Microsoft Security Essentials and Windows Intune Endpoint Protection are also affected.

Impact:   A remote user can create content that, when scanned by the target application, will execute arbitrary code with LocalSystem privileges on the target system.
Solution:   The vendor has issued a fix (Microsoft Malware Protection Engine 1.1.13704.0), available via automatic update.

The vendor has also provided information on how to manually update the Microsoft Malware Protection Engine, available at:

The vendor advisory is available at:

Vendor URL: (Links to External Site)
Cause:   Not specified
Underlying OS:  Windows (7), Windows (8), Windows (10)

Message History:   None.

 Source Message Contents



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