CVE-2017-8558

HIGH

Microsoft Windows Defender - Memory Corruption

Title source: rule
STIX 2.1

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".

Exploits (1)

exploitdb WORKING POC VERIFIED
by Google Security Research · textdoswindows
https://www.exploit-db.com/exploits/42264

References (5)

Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/99262
Third Party Advisory, VDB Entry exploit x_refsource_exploit-db
https://www.exploit-db.com/exploits/42264/
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1038783
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1038784

Scores

CVSS v3 7.8
EPSS 0.5785
EPSS Percentile 98.2%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-119
Status published
Products (7)
microsoft/endpoint_protection
microsoft/forefront_endpoint_protection
microsoft/forefront_endpoint_protection 2010
microsoft/security_essentials
microsoft/windows_defender
microsoft/windows_intune_endpoint_protection
Microsoft Corporation/Microsoft Malware Protection Engine 32-bit versions only of Microsoft Forefront and Microsoft Defender on Microsoft Windows Server 2008
Published Jun 29, 2017
Tracked Since Feb 18, 2026