Actively exploited in the wild
Microsoft Malware Protection Engine Improper Restriction of Operations Vulnerability
Microsoft - Malware Protection Engine · Listed in the CISA KEV since 2022-03-03. This indicates confirmed attacks in production environments.
Required action: Apply updates per vendor instructions.
CVE-2017-8540
HighCVSS 7.8KEVSummary
Silnik ochrony przed złośliwym oprogramowaniem Microsoftu działający na różnych wersjach systemów Windows oraz Microsoft Exchange Server nieprawidłowo skanuje specjalnie przygotowany plik, co prowadzi do uszkodzenia pamięci. Jest to podatność umożliwiająca zdalne wykonanie kodu.
Risk Assessment
Organizacje mogą być narażone na zdalne wykonanie złośliwego kodu, co może prowadzić do utraty danych lub przejęcia kontroli nad systemem. W szczególności dotyczy to serwerów i stacji roboczych z zainstalowanym oprogramowaniem Microsoftu.
Recommendation
Zaleca się aktualizację systemów operacyjnych oraz oprogramowania zabezpieczającego do najnowszych wersji, aby zminimalizować ryzyko związane z tą podatnością.
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Original NVD description (English source)
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.