Intrusion Prevention

MS.Windows.Malware.Protection.Engine.MpApiCall.Code.Execution

Description

This indicates an attack attempt to exploit a Memory Corruption vulnerability in Microsoft Windows.
The vulnerability is due to an error when the Malware Protection Engine handles function "MpApiCall" with malicious arguments. An attacker can exploit this to execute arbitrary code within the context of the application.

Affected Products

Microsoft Endpoint Protection
Microsoft Forefront Endpoint Protection
Microsoft Forefront Endpoint Protection 2010
Microsoft Security Essentials
Windows Defender for Windows 10 Version 1703 for 32-bit Systems
Windows Defender for Windows 10 Version 1511 for 32-bit Systems
Windows Defender for Windows 10 for 32-bit Systems
Windows Defender for Windows 8.1 for 32-bit systems
Windows Defender for Windows 7 for 32-bit Systems Service Pack 1
Windows Defender for Windows Server 2008 for 32-bit Systems Service Pack 2
Windows Defender for Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)
Windows Defender for Windows 10 Version 1607 for 32-bit Systems
Windows Intune Endpoint Protection

Impact

System Compromise: Remote attackers can gain control of vulnerable systems.

Recommended Actions

Apply the most recent upgrade or patch from the vendor.
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8558

CVE References

CVE-2017-8558