CVE-2019-15384 : Exploit Details and Defense Strategies

The Elephone A4 Android device is vulnerable due to a pre-installed application that allows unauthorized modification of system properties.

Understanding CVE-2019-15384

The vulnerability in the Elephone A4 Android device allows any co-located application to modify system properties without proper authorization.

What is CVE-2019-15384?

The Elephone A4 Android device contains a pre-installed application named com.mediatek.wfo.impl that permits unauthorized modification of system properties through an exported interface.

The Impact of CVE-2019-15384

The vulnerability enables any application on the device to alter system properties without the necessary permissions, potentially leading to unauthorized access or control.

Technical Details of CVE-2019-15384

The technical aspects of the CVE-2019-15384 vulnerability are as follows:

Vulnerability Description

The Elephone A4 Android device with a specific build fingerprint contains an app that allows unauthorized modification of system properties.

Affected Systems and Versions

Product: Elephone A4
Vendor: Not specified
Version: 8.1.0

Exploitation Mechanism

The vulnerability arises from the com.mediatek.wfo.impl app, versionCode=27, versionName=8.1.0, enabling unauthorized system property modifications.

Mitigation and Prevention

To address CVE-2019-15384, consider the following steps:

Immediate Steps to Take

Disable or uninstall the com.mediatek.wfo.impl app if possible.
Regularly monitor for suspicious activities on the device.

Long-Term Security Practices

Keep the device's software up to date to mitigate known vulnerabilities.
Avoid installing apps from untrusted sources to reduce the risk of similar issues.

Patching and Updates

Stay informed about security patches and updates for the Elephone A4 device to address this vulnerability.