CVE-2017-8541 Memory corruption in Malware Protection Engine
Attackers can execute arbitrary code by sending a specially crafted file to the Microsoft Malware Protection Engine on Windows and Exchange servers.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2017-8541?
CVE-2017-8541 is a high-severity memory corruption vulnerability in Microsoft Corporation Malware Protection Engine, published on 26 May 2017. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
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-2017-8540.
Weakness: CWE-119
Which versions are affected by CVE-2017-8541?
It affects 3 products.
Products include Microsoft Forefront Security, Microsoft Malware Protection Engine, Microsoft Windows Defender.
How do I fix CVE-2017-8541?
No fix has been published for CVE-2017-8541 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2017-8541 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2017-8541 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Microsoft Corporation Malware Protection Engine
Sources
Also known as GHSA-vmvp-q95h-cjxj.