CVE-2018-0903 : Security Advisory and Response
Learn about CVE-2018-0903, a critical vulnerability in Microsoft Access versions 2010, 2013, and 2016, allowing remote code execution. Find mitigation steps and prevention measures here.
Microsoft Access Remote Code Execution Vulnerability
Understanding CVE-2018-0903
What is CVE-2018-0903?
CVE-2018-0903 is a vulnerability found in various Microsoft Access versions, including Microsoft Access 2010 SP2, Microsoft Access 2013 SP1, Microsoft Access 2016, and Microsoft Office 2016 Click-to-Run. This vulnerability allows for the execution of remote code by exploiting the way objects are managed in memory.
The Impact of CVE-2018-0903
This vulnerability, also known as the "Microsoft Access Remote Code Execution Vulnerability," poses a significant risk as it enables attackers to execute remote code on affected systems, potentially leading to unauthorized access, data theft, and system compromise.
Technical Details of CVE-2018-0903
Vulnerability Description
The vulnerability in Microsoft Access versions allows for remote code execution due to improper handling of objects in memory, creating an avenue for attackers to exploit and execute malicious code remotely.
Affected Systems and Versions
- Microsoft Access 2010 SP2
- Microsoft Access 2013 SP1
- Microsoft Access 2016
- Microsoft Office 2016 Click-to-Run
Exploitation Mechanism
Attackers can exploit this vulnerability by crafting a malicious Access database file and convincing a user to open it, triggering the execution of remote code on the system.
Mitigation and Prevention
Immediate Steps to Take
- Apply security patches provided by Microsoft to address the vulnerability promptly.
- Educate users about the risks of opening files from untrusted sources.
- Implement strong email filtering to prevent malicious files from reaching users.
Long-Term Security Practices
- Regularly update software and systems to ensure all security patches are applied.
- Conduct security training for employees to enhance awareness of social engineering tactics used in such attacks.
Patching and Updates
It is crucial to regularly check for and apply security updates and patches released by Microsoft to mitigate the risk of exploitation through this vulnerability.