CVE-2017-11940 : What You Need to Know
Learn about CVE-2017-11940, a vulnerability in Microsoft Malware Protection Engine allowing remote code execution on Windows systems. Find mitigation steps and patching advice here.
A vulnerability in the Microsoft Malware Protection Engine used in Microsoft Forefront and Microsoft Defender on various Windows operating systems allows remote code execution when a specially crafted file is not properly scanned.
Understanding CVE-2017-11940
This CVE affects Microsoft Malware Protection Engine on multiple Windows versions and Microsoft Exchange Servers.
What is CVE-2017-11940?
The vulnerability in Microsoft Malware Protection Engine enables remote code execution on systems running affected versions of Microsoft Forefront, Microsoft Defender, and Microsoft Exchange Server.
The Impact of CVE-2017-11940
The vulnerability poses a significant risk as it allows attackers to execute code remotely, potentially leading to system compromise and data breaches.
Technical Details of CVE-2017-11940
The technical aspects of the CVE-2017-11940 vulnerability are as follows:
Vulnerability Description
- Named the "Microsoft Malware Protection Engine Remote Code Execution Vulnerability"
- Occurs due to improper scanning of specially crafted files
Affected Systems and Versions
- Microsoft Forefront and Microsoft Defender on Windows 7 SP1, 8.1, RT 8.1, 10 Gold, 1511, 1607, 1703, 1709
- Windows Server 2016, Server version 1709
- Microsoft Exchange Server 2013 and 2016
Exploitation Mechanism
- Attackers can exploit the vulnerability by tricking users into opening malicious files or visiting compromised websites
Mitigation and Prevention
Taking immediate steps and implementing long-term security practices are crucial to mitigate the risks associated with CVE-2017-11940.
Immediate Steps to Take
- Apply security patches provided by Microsoft promptly
- Ensure all systems running affected software are updated
- Educate users on safe browsing habits and file handling
Long-Term Security Practices
- Regularly update antivirus definitions and security software
- Conduct security audits and penetration testing to identify vulnerabilities
- Implement network segmentation to limit the impact of potential breaches
Patching and Updates
- Microsoft releases security updates to address CVE-2017-11940
- Regularly check for and apply the latest patches to ensure system security