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CVE-2017-8540

The Microsoft Malware Protection Engine running on Microsoft Forefront and Microsoft Defender on Microsoft Windows Server 2008 SP2 and R2 SP

Published
Last modified
published
Listed in CISA KEV
None on Exploit-DB, Metasploit or GitHub

Summary

The Microsoft Malware Protection Engine, which powers Microsoft Defender and Microsoft Forefront on several Windows Server and Windows client releases and on Microsoft Exchange Server 2013 and 2016, fails to properly scan specially crafted files. An attacker could exploit this flaw to corrupt memory and run arbitrary code remotely.

Summarized by anthropic/claude-haiku-5.5. Verify details against the original sources.

Read the original description

The Microsoft Malware Protection Engine running on Microsoft Forefront and Microsoft Defender on 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, and Windows Server 2016, Microsoft Exchange Server 2013 and 2016, does not properly scan a specially crafted file leading to memory corruption. aka "Microsoft Malware Protection Engine Remote Code Execution Vulnerability", a different vulnerability than CVE-2017-8538 and CVE-2017-8541.

Timeline

  1. CVE published
  2. Added to CISA KEV

    CISA has evidence of exploitation in the wild

  3. CISA remediation deadline

    Due date for US federal agencies to patch

  4. Record last updated
  5. EPSS reached 10%

    FIRST estimates at least a 10% chance of exploitation in the next 30 days

Affected versions

  • Microsoft Corporation Malware Protection Engine

    Microsoft Forefront and Microsoft Defender on 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, and Windows Server 2016, Microsoft Exchange Server 2013 and 2016.

References 4

portal.msrc.microsoft.com

securityfocus.com

Exploit-DB

securitytracker.com