CVE-2020-0025 : What You Need to Know
Learn about the CVE-2020-0025 vulnerability in Android-11 that allows local privilege escalation without additional permissions. Find mitigation steps and the importance of immediate patching.
A vulnerability in Android-11 could allow a local attacker to escalate privileges without additional permissions.
Understanding CVE-2020-0025
What is CVE-2020-0025?
In deletePackageVersionedInternal of PackageManagerService.java in Android-11, a permissions bypass may enable exiting Screen Pinning, leading to local privilege escalation.
The Impact of CVE-2020-0025
The vulnerability could allow an attacker to gain elevated privileges without requiring user interaction, potentially leading to unauthorized access.
Technical Details of CVE-2020-0025
Vulnerability Description
- Android-11 vulnerability in deletePackageVersionedInternal
- Permissions bypass allowing Screen Pinning exit
- Local escalation of privilege
Affected Systems and Versions
- Product: Android
- Version: Android-11
Exploitation Mechanism
The bypass of permissions in deletePackageVersionedInternal allows an attacker to exit Screen Pinning and escalate privileges locally.
Mitigation and Prevention
Immediate Steps to Take
- Apply security patches promptly
- Monitor for unusual activity
- Restrict access to vulnerable systems
Long-Term Security Practices
- Regularly update software and firmware
- Implement strong access controls and least privilege principles
Patching and Updates
Users should ensure their Android devices are updated with the latest security patches to mitigate the CVE-2020-0025 vulnerability.