CVE-2020-0202 : Vulnerability Insights and Analysis
Learn about CVE-2020-0202, a security flaw in Android OS allowing local privilege escalation. Take immediate steps to patch affected systems and implement long-term security measures.
Android OS vulnerability that could lead to an elevation of privilege through a missing permission check.
Understanding CVE-2020-0202
What is CVE-2020-0202?
CVE-2020-0202 is a security vulnerability in Android OS that allows for a potential bypass of developer settings requirements, leading to the local escalation of privilege.
The Impact of CVE-2020-0202
The vulnerability could result in local privilege escalation without requiring additional execution privileges.
Technical Details of CVE-2020-0202
Vulnerability Description
The issue lies in the onHandleIntent function of TraceService.java, where a missing permission check allows for a bypass of developer settings requirements.
Affected Systems and Versions
- Product: Android
- Versions affected: Android-11
Exploitation Mechanism
Exploitation requires user interaction, making it necessary for the user to be involved in the privilege escalation.
Mitigation and Prevention
Immediate Steps to Take
- Patch affected systems promptly to address the vulnerability.
- Monitor for any unusual system activity that could indicate exploitation.
Long-Term Security Practices
- Regularly update and patch software to prevent known vulnerabilities.
- Implement least privilege principles to limit the impact of potential privilege escalation.
- Educate users on safe browsing practices and potential security risks.
Patching and Updates
Ensure all systems running Android-11 are updated with the latest security patches to mitigate the CVE-2020-0202 vulnerability.