CVE-2017-11940: Buffer Overflow

Published Dec 8, 2017
·
Updated

The Microsoft Malware Protection Engine running on Microsoft Forefront and Microsoft Defender on Windows 7 SP1, Windows 8.1, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, 1709 and Windows Server 2016, Windows Server, version 1709, Microsoft Exchange Server 2013 and 2016, does not properly scan a specially crafted file leading to remote code execution. aka "Microsoft Malware Protection Engine Remote Code Execution Vulnerability". This is different than CVE-2017-11937.

Affected Software

15 affected components
Microsoft Malware Protection Engine<=1.1.14306.0
Microsoft Exchange Server=2013
Microsoft Exchange Server=2016
Microsoft Forefront Endpoint Protection 2010
Microsoft Windows Defender
Microsoft Windows 10
Microsoft Windows 10=1511
Microsoft Windows 10=1607
Microsoft Windows 10=1703
Microsoft Windows 10=1709
Microsoft Windows 7=sp1
Microsoft Windows 8.1
Microsoft Windows RT 8.1
Microsoft Windows Server 2016
Microsoft Windows Server 2016=1709

Event History

Dec 8, 2017
CVE Published
via MITRE·02:00 PM
Data Sourced
via MITRE·02:00 PM
DescriptionWeakness
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Frequently Asked Questions

1

What is CVE-2017-11940?

CVE-2017-11940 is a vulnerability in the Microsoft Malware Protection Engine.

2

Which Microsoft products are affected by CVE-2017-11940?

Microsoft Forefront, Microsoft Defender, Windows 7 SP1, Windows 8.1, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703, 1709, Windows Server 2016, Microsoft Exchange Server 2013 and 2016 are affected by CVE-2017-11940.

3

What is the severity of CVE-2017-11940?

The severity of CVE-2017-11940 is critical with a CVSS score of 7.8.

4

How can I fix CVE-2017-11940?

To fix CVE-2017-11940, make sure you have installed the latest updates from Microsoft.

5

Where can I find more information about CVE-2017-11940?

You can find more information about CVE-2017-11940 on the following websites: [1] http://www.securityfocus.com/bid/102104 [2] http://www.securitytracker.com/id/1039972 [3] https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11940

Contact

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