CVE-2019-15386 Explained : Impact and Mitigation

The Lava Z60s Android device is vulnerable to unauthorized system property modification due to a pre-installed app.

Understanding CVE-2019-15386

This CVE identifies a security issue in the Lava Z60s Android device that allows co-located apps to alter system properties without proper authorization.

What is CVE-2019-15386?

The Lava Z60s Android device, with a specific build fingerprint, contains an app that permits unauthorized modification of system properties by any co-located app on the device.

The Impact of CVE-2019-15386

This vulnerability could lead to unauthorized access and manipulation of system settings, potentially compromising user data and device integrity.

Technical Details of CVE-2019-15386

The technical aspects of this CVE are as follows:

Vulnerability Description

The pre-installed app com.mediatek.wfo.impl app (versionCode=27, versionName=8.1.0) on the Lava Z60s device allows unauthorized alteration of system properties through an exported interface.

Affected Systems and Versions

Product: Lava Z60s
Vendor: LAVA
Version: Z60s:8.1.0/O11019/1530331229

Exploitation Mechanism

The vulnerability is exploited by any co-located app on the device to modify system properties without proper authorization.

Mitigation and Prevention

To address CVE-2019-15386, consider the following steps:

Immediate Steps to Take

Disable or uninstall the vulnerable app if possible.
Regularly monitor system settings for unauthorized changes.

Long-Term Security Practices

Keep devices up to date with the latest security patches.
Avoid installing apps from untrusted sources.

Patching and Updates

Check for firmware updates from the device manufacturer to address the vulnerability.