CVE-2017-8558

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".

• CWE-119

• http://www.securityfocus.com/bid/99262Third Party Advisory, VDB Entry
• http://www.securitytracker.com/id/1038783Third Party Advisory, VDB Entry
• http://www.securitytracker.com/id/1038784Third Party Advisory, VDB Entry
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8558Vendor Advisory
• https://www.exploit-db.com/exploits/42264/Third Party Advisory, VDB Entry
• http://www.securityfocus.com/bid/99262Third Party Advisory, VDB Entry
• http://www.securitytracker.com/id/1038783Third Party Advisory, VDB Entry
• http://www.securitytracker.com/id/1038784Third Party Advisory, VDB Entry
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8558Vendor Advisory
• https://www.exploit-db.com/exploits/42264/Third Party Advisory, VDB Entry

Published

Jun 29, 2017

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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