CVE-2021-42292 : Vulnerability Insights and Analysis
Learn about CVE-2021-42292, a high-severity Microsoft Excel Security Feature Bypass Vulnerability affecting Microsoft Office 2019 and related products. Find out about the impact, affected systems, and mitigation steps.
A security feature bypass vulnerability in Microsoft Excel affecting various Microsoft Office versions.
Understanding CVE-2021-42292
What is CVE-2021-42292?
Microsoft Excel Security Feature Bypass Vulnerability impacting Microsoft Office 2019, Microsoft 365 Apps, and more.
The Impact of CVE-2021-42292
Microsoft Excel vulnerability with a CVSS base score of 7.8 classified as HIGH severity.
Technical Details of CVE-2021-42292
Vulnerability Description
The vulnerability allows for a security feature bypass in Microsoft Excel.
Affected Systems and Versions
- Microsoft Office 2019 (Version 19.0.0)
- Microsoft Excel 2016 (Version 16.0.0.0)
- Microsoft Office 2016 (Version 16.0.0)
- Microsoft Excel 2013 Service Pack 1 (Version 15.0.0.0)
- More detailed information available in the provided link.
Exploitation Mechanism
The vulnerability can be exploited on 32-bit, x64-based, and ARM64-based systems by bypassing security features.
Mitigation and Prevention
Immediate Steps to Take
- Apply security updates provided by Microsoft.
- Monitor official sources for patches and security advisories.
Long-Term Security Practices
- Implement security best practices for Microsoft Office applications.
- Regularly update and patch Microsoft Office to protect against vulnerabilities.
Patching and Updates
Regularly check for security updates and install patches to address this vulnerability.