CVE-2021-42302 : Vulnerability Insights and Analysis
Learn about the CVE-2021-42302 Elevation of Privilege vulnerability in Azure RTOS affecting Microsoft's Azure Real Time Operating System. Mitigation steps and impact explained.
Azure RTOS Elevation of Privilege Vulnerability identified in Microsoft's Azure Real Time Operating System.
Understanding CVE-2021-42302
What is CVE-2021-42302?
The CVE-2021-42302 is an Elevation of Privilege vulnerability in Azure RTOS, impacting versions up to 6.1.9. It was published by Microsoft on November 10, 2021.
The Impact of CVE-2021-42302
The vulnerability poses a medium-level risk with a CVSS base score of 6.6, allowing attackers to elevate privileges on affected systems.
Technical Details of CVE-2021-42302
Vulnerability Description
The issue lies in Azure RTOS, potentially enabling unauthorized users to escalate their privileges.
Affected Systems and Versions
- Vendor: Microsoft
- Product: Azure Real Time Operating System
- Versions Affected: 6.0.0 up to 6.1.9
- Platforms: Unknown
Exploitation Mechanism
The exploit involves manipulating the system to gain elevated privileges, compromising system integrity.
Mitigation and Prevention
Immediate Steps to Take
- Update Azure RTOS to version 6.1.9 or above to mitigate the vulnerability.
- Monitor system logs for any suspicious privileged actions.
Long-Term Security Practices
- Implement the principle of least privilege to restrict user access.
- Conduct regular security audits and penetration testing to identify vulnerabilities.
Patching and Updates
Ensure timely application of security patches and updates to prevent exploitation.