CVE-2017-8558

Published: Jun 29, 2017Modified: May 13, 2026

7.8

Vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability: 1.8 / Impact: 5.9

Source: NVD

Description

The Microsoft Malware Protection Engine running on Microsoft Forefront and Microsoft Defender on 32-bit versions of Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, and 1703 does not properly scan a specially crafted file leading to memory corruption. aka "Microsoft Malware Protection Engine Remote Code Execution Vulnerability".

Affected (6)

Products: Microsoft: Windows Defender, Endpoint Protection, Forefront Endpoint Protection, Security Essentials, Windows Intune Endpoint Protection

Microsoft

5 products

Windows Defender

Endpoint Protection

Forefront Endpoint Protection

Security Essentials

Windows Intune Endpoint Protection

Configuration A

1 vulnerable · 7 platform

Vulnerable Software	Affected Versions
Microsoft Windows Defender	All versions

Running on/with	Platform Versions
Microsoft Windows 10	All versions
Microsoft Windows 10	Version 1511
Microsoft Windows 10	Version 1607
Microsoft Windows 10	Version 1703
Microsoft Windows 7	All versions
Microsoft Windows 8.1	All versions
Microsoft Windows Server 2008	All versions

Configuration B

5 vulnerable

Vulnerable Software	Affected Versions
Microsoft Endpoint Protection	All versions
Microsoft Forefront Endpoint Protection	All versions
Microsoft Forefront Endpoint Protection	Version 2010
Microsoft Security Essentials	All versions
Microsoft Windows Intune Endpoint Protection	All versions