CVE-2019-2089 : Exploit Details and Defense Strategies
Learn about CVE-2019-2089, a vulnerability in Android versions 10 and below that allows local privilege escalation during app uninstallation. Find out how to mitigate this issue.
Android vulnerability allowing local privilege escalation during app uninstallation.
Understanding CVE-2019-2089
What is CVE-2019-2089?
Uninstallation of an app on Android can retain permissions with a shared app ID, potentially leading to local privilege escalation without extra execution privileges. Exploitation requires user interaction.
The Impact of CVE-2019-2089
This vulnerability affects Android versions 10 and below, with the Android ID assigned as A-116608833.
Technical Details of CVE-2019-2089
Vulnerability Description
In app uninstallation, certain permissions may not be removed from a shared app ID, leading to local privilege escalation without additional execution privileges. User interaction is necessary for exploitation.
Affected Systems and Versions
- Product: Android
- Versions: Android-10
Exploitation Mechanism
- Exploitation requires user interaction during app uninstallation.
Mitigation and Prevention
Immediate Steps to Take
- Regularly review and uninstall unnecessary apps.
- Be cautious while granting permissions to apps.
Long-Term Security Practices
- Keep your Android device updated with the latest security patches.
- Avoid downloading apps from untrusted sources.
Patching and Updates
- Apply security updates provided by Android to mitigate this vulnerability.