CVE-2020-0166 Explained : Impact and Mitigation
Learn about CVE-2020-0166, a vulnerability in Android URI.java that allows privilege escalation. Find out the impacted systems, exploitation risks, and mitigation steps.
Android URI.java Parceling Privilege Escalation
Understanding CVE-2020-0166
What is CVE-2020-0166?
CVE-2020-0166 is a vulnerability in multiple functions of URI.java in Android, leading to a possible escalation of privilege due to missing validation in the parceling of URI information.
The Impact of CVE-2020-0166
This vulnerability could result in local escalation of privilege without requiring additional execution privileges, and it can be exploited without user interaction.
Technical Details of CVE-2020-0166
Vulnerability Description
The issue arises from a lack of validation in the parceling of URI information in multiple functions of URI.java.
Affected Systems and Versions
- Product: Android
- Versions Affected: Android-10
Exploitation Mechanism
The vulnerability allows attackers to achieve privilege escalation locally without the need for additional execution privileges.
Mitigation and Prevention
Immediate Steps to Take
- Apply security patches provided by the vendor promptly.
- Monitor official sources for updates on this vulnerability.
Long-Term Security Practices
- Regularly update and patch all software and applications.
- Implement strict permission controls to limit access rights.
Patching and Updates
Ensure that the affected systems are updated with the latest patches from the vendor to mitigate the risk of exploitation.