CVE-2020-0210 : What You Need to Know

Android AccountManager.java allows a permissions bypass in removeSharedAccountAsUser, potentially leading to local privilege escalation without user interaction.

Understanding CVE-2020-0210

This CVE involves an elevation of privilege vulnerability in Android.

What is CVE-2020-0210?

CVE-2020-0210 relates to a permissions bypass issue in removeSharedAccountAsUser function of AccountManager.java, enabling a confused deputy scenario and local privilege escalation without user involvement.

The Impact of CVE-2020-0210

This vulnerability could allow an attacker to escalate privileges locally on the affected Android-10 devices, posing a risk of unauthorized actions without the need for user interaction.

Technical Details of CVE-2020-0210

This section provides technical insights into the vulnerability.

Vulnerability Description

The vulnerability arises from a flaw in the removeSharedAccountAsUser function of AccountManager.java, potentially leading to a confused deputy scenario and enabling unauthorized privilege escalation.

Affected Systems and Versions

Product: Android
Versions affected: Android-10

Exploitation Mechanism

The issue can be exploited by an attacker to gain elevated privileges without requiring any user interaction, thereby posing a serious risk to the impacted devices.

Mitigation and Prevention

Mitigation strategies and steps to prevent exploitation of this vulnerability.

Immediate Steps to Take

Implement the latest security updates provided by Android.
Monitor unusual behavior on the device for signs of exploitation.

Long-Term Security Practices

Regularly update the Android OS to the latest version to address known security vulnerabilities.
Employ security best practices such as least privilege access and strong authentication mechanisms.

Patching and Updates

Stay informed about security bulletins and update your Android device promptly to the latest patches and fixes.