CVE-2017-8540
CVE-2017-8540
In short
A flaw in Microsoft's antivirus engine (Malware Protection Engine) fails to properly scan specially crafted files, which can cause memory corruption and allow an attacker to run malicious code remotely on affected systems.
Technical detail
The Microsoft Malware Protection Engine improperly handles crafted files during scanning, leading to out-of-bounds write (CWE-787) and memory corruption. Attack vector is local/network via a malicious file; requires the engine to scan the file. Impact includes remote code execution with system privileges on Windows and Exchange Server systems.
Summary generated and translated by AI from the official 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.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products
Microsoft Corporation · Malware Protection Enginepublic PoCs found — 2
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