CVE-2020-0412 : Vulnerability Insights and Analysis

Android is affected by an information disclosure vulnerability that could allow local unauthorized access to sensitive data.

Understanding CVE-2020-0412

This CVE identifies a security issue in Android versions 8.0, 8.1, 9, 10, and 11, potentially leading to local information exposure without the need for user interaction.

What is CVE-2020-0412?

The vulnerability in setProcessMemoryTrimLevel of ActivityManagerService.java lacks a permission check, enabling unauthorized access to foreground processes.

The Impact of CVE-2020-0412

The flaw allows attackers to disclose local information without requiring extra execution privileges, endangering the confidentiality of foreground processes.

Technical Details of CVE-2020-0412

Android's vulnerability exposes the following technical specifics:

Vulnerability Description

The missing permission check in setProcessMemoryTrimLevel could result in unauthorized access to foreground process data on affected Android versions.

Affected Systems and Versions

Product: Android
Versions: Android-10, Android-11, Android-8.0, Android-8.1, Android-9

Exploitation Mechanism

Unauthorized users can leverage the vulnerability to access sensitive information without the need for additional execution privileges.

Mitigation and Prevention

Immediate actions and long-term strategies to address the CVE:

Immediate Steps to Take

Monitor security bulletins and updates from Android.
Implement access controls and permissions for sensitive processes.

Long-Term Security Practices

Regularly update Android devices to the latest security patches.
Conduct security assessments to identify and mitigate vulnerabilities proactively.

Patching and Updates

Stay current with Android security advisories and promptly apply patches to secure devices.