CVE-2020-0108 : Security Advisory and Response
Learn about CVE-2020-0108, an Android OS vulnerability allowing privilege escalation without user interaction. Find details and mitigation steps here.
Android OS allows a bypass of foreground process restrictions in ServiceRecord.java, potentially leading to privilege escalation. No user interaction required for exploitation.
Understanding CVE-2020-0108
This CVE describes an elevation of privilege vulnerability in Android OS.
What is CVE-2020-0108?
The vulnerability allows for a bypass of foreground process restrictions in ServiceRecord.java, leading to local privilege escalation without requiring additional execution privileges. Exploitation does not necessitate user interaction.
The Impact of CVE-2020-0108
The vulnerability could enable an attacker to escalate privileges on the affected device without the need for additional permissions or user involvement.
Technical Details of CVE-2020-0108
This section provides more detailed technical insights into the CVE.
Vulnerability Description
The issue resides in the postNotification function of ServiceRecord.java, allowing an uncaught exception to bypass foreground process restrictions.
Affected Systems and Versions
- Product: Android
- Versions Affected: Android-10, Android-8.1, Android-9
Exploitation Mechanism
Exploiting this vulnerability does not require user interaction. An attacker can exploit the uncaught exception in postNotification to escalate privileges locally.
Mitigation and Prevention
To address CVE-2020-0108, users and organizations can take the following steps:
Immediate Steps to Take
- Apply security patches from the software provider.
- Monitor security bulletins and updates related to Android OS.
Long-Term Security Practices
- Regularly update the Android OS to the latest version.
- Implement strong access controls and privilege management policies.
Patching and Updates
Ensure timely installation of security updates and patches provided by Google for Android OS.