CVE-2020-0395 : What You Need to Know

Android EmergencyCallbackModeService.java allows a possible permission bypass, leading to local information disclosure. No user interaction is required for exploitation.

Understanding CVE-2020-0395

This CVE pertains to a security vulnerability in Android's EmergencyCallbackModeService.java.

What is CVE-2020-0395?

CVE-2020-0395 involves a vulnerability in showNotification of EmergencyCallbackModeService.java, potentially allowing a permission bypass via an unsafe PendingIntent. This flaw could result in local information disclosure, requiring User execution privileges without user interaction.

The Impact of CVE-2020-0395

The vulnerability could be exploited to reveal local information without user consent, posing a risk of unauthorized data exposure.

Technical Details of CVE-2020-0395

This section provides detailed technical insights into the CVE.

Vulnerability Description

Vulnerability Type: Information disclosure
Affected Component: EmergencyCallbackModeService.java
Attack Vector: Local

Affected Systems and Versions

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

Exploitation Mechanism

The vulnerability in EmergencyCallbackModeService.java could be exploited by creating an unsafe PendingIntent, leading to a permission bypass and subsequent information disclosure.

Mitigation and Prevention

Protect your system by taking immediate action and following long-term security best practices.

Immediate Steps to Take

Apply relevant security patches promptly.
Monitor for any suspicious activities or data disclosures.

Long-Term Security Practices

Regularly update your Android devices to the latest software versions.
Enforce strict permission controls for PendingIntent creation.

Patching and Updates

Ensure to apply the latest security updates provided by Android to address the CVE-2020-0395 vulnerability.