CVE-2020-27052 : Vulnerability Insights and Analysis
Learn about CVE-2020-27052, a vulnerability in Android-11 allowing apps to start in Lock Task Mode, leading to privilege escalation. Find mitigation steps and patching advice here.
Android-11 Lock Task Mode Permissions Bypass Vulnerability
Understanding CVE-2020-27052
What is CVE-2020-27052?
CVE-2020-27052 is a vulnerability in Android-11 that allows any app to start in Lock Task Mode, potentially leading to a local escalation of privilege without requiring additional execution privileges.
The Impact of CVE-2020-27052
This vulnerability could be exploited without user interaction, posing a risk of unauthorized access and privilege escalation on affected devices.
Technical Details of CVE-2020-27052
Vulnerability Description
The issue lies in the getLockTaskLaunchMode of ActivityRecord.java, enabling a permissions bypass for apps to initiate Lock Task Mode.
Affected Systems and Versions
- Product: Android
- Versions: Android-11
Exploitation Mechanism
The vulnerability allows any app to bypass permissions and start in Lock Task Mode, potentially leading to privilege escalation.
Mitigation and Prevention
Immediate Steps to Take
- Apply security patches provided by the vendor promptly.
- Monitor official sources for updates and advisories regarding this vulnerability.
Long-Term Security Practices
- Regularly update the device's operating system to the latest version.
- Exercise caution while installing apps from untrusted sources.
- Implement app permission restrictions to limit potential exploits.
Patching and Updates
It is crucial to install the latest security patches and updates released by Android to mitigate the CVE-2020-27052 vulnerability.