CVE-2020-17064 : Exploit Details and Defense Strategies
Learn about CVE-2020-17064, a critical Microsoft Excel Remote Code Execution Vulnerability with a CVSS base score of 7.8. Find out affected systems and mitigation steps.
Microsoft Excel Remote Code Execution Vulnerability was published on November 11, 2020, with a CVSS base score of 7.8.
Understanding CVE-2020-17064
This CVE identifies a Remote Code Execution vulnerability in Microsoft Excel.
What is CVE-2020-17064?
The CVE-2020-17064 is a security vulnerability that allows remote attackers to execute arbitrary code on the target system.
The Impact of CVE-2020-17064
The impact of this vulnerability is rated as HIGH, with a CVSS base score of 7.8, making it a critical issue for affected systems.
Technical Details of CVE-2020-17064
This section provides detailed technical information about the vulnerability.
Vulnerability Description
The vulnerability allows remote attackers to execute code on the target system through Microsoft Excel.
Affected Systems and Versions
- Microsoft Office 2019 (Version 19.0.0)
- Microsoft Office Online Server (Version 16.0.1)
- Microsoft 365 Apps for Enterprise (Version 16.0.1)
- Microsoft Excel 2016 (Version 16.0.0.0)
- Microsoft Office 2016 (Version 16.0.0)
- Microsoft Excel 2010 Service Pack 2 (Version 13.0.0.0)
- Microsoft Excel 2013 Service Pack 1 (Version 15.0.0.0)
- Microsoft Office 2010 Service Pack 2 (Version 13.0.0.0)
- Microsoft Office 2013 Service Pack 1 (Version 15.0.0)
- Microsoft Office Web Apps 2013 Service Pack 1 (Version 15.0.0.0)
Exploitation Mechanism
The vulnerability can be exploited remotely by attackers to run malicious code on the affected systems.
Mitigation and Prevention
To address CVE-2020-17064, follow these mitigation strategies:
Immediate Steps to Take
- Apply security patches provided by Microsoft.
- Implement network segmentation to limit the impact of potential attacks.
- Educate users about phishing and social engineering tactics.
Long-Term Security Practices
- Regularly update software and security patches.
- Conduct security training for employees to enhance awareness.
- Utilize intrusion detection and prevention systems.
Patching and Updates
Ensure that all affected systems are updated with the latest security patches to mitigate the risk of exploitation.