CVE-2020-0306 Explained : Impact and Mitigation
Discover the impact of CVE-2020-0306, a privilege escalation vulnerability in Android-11 due to ineffective stack cookie placement in LLVM. Learn how to mitigate the risk with patches and security best practices.
This CVE-2020-0306 article provides an overview of a security vulnerability impacting Android-11 in the LLVM compiler.
Understanding CVE-2020-0306
What is CVE-2020-0306?
In LLVM, an ineffective stack cookie placement issue exists due to stack frame double reservation in Android-11. This flaw could result in local privilege escalation without requiring additional execution privileges.
The Impact of CVE-2020-0306
The vulnerability, if exploited, could allow threat actors to escalate privileges on the affected Android-11 systems without user interaction.
Technical Details of CVE-2020-0306
Vulnerability Description
- Ineffective stack cookie placement in LLVM
- Stack frame double reservation
- Local escalation of privilege exploit
Affected Systems and Versions
- Product: Android
- Version: Android-11
Exploitation Mechanism
The vulnerability can be exploited locally to escalate privileges without the need for additional execution privileges.
Mitigation and Prevention
Immediate Steps to Take
- Apply security patches promptly
- Monitor vendor security bulletins
Long-Term Security Practices
- Regularly update software and firmware
- Implement secure coding practices
- Perform security assessments
Patching and Updates
Stay informed about security updates and apply patches promptly to mitigate the risk of exploitation.