CVE-2019-15391 Explained : Impact and Mitigation

The Asus ZenFone 4 Selfie Android device is vulnerable due to a pre-installed application that allows unauthorized modification of system properties.

Understanding CVE-2019-15391

This CVE identifies a security issue in the Asus ZenFone 4 Selfie Android device.

What is CVE-2019-15391?

The device contains an app named com.log.logservice that permits any co-located application to change system properties without proper authorization.

The Impact of CVE-2019-15391

The vulnerability could be exploited by malicious apps to make unauthorized changes to system properties, potentially leading to security breaches or unauthorized access.

Technical Details of CVE-2019-15391

The technical aspects of this CVE are as follows:

Vulnerability Description

The pre-installed app com.log.logservice allows unauthorized modification of system properties through an exported interface.

Affected Systems and Versions

Product: Asus ZenFone 4 Selfie Android device
Version: asus/WW_Phone/ASUS_X00LD_1:8.1.0/OPM1.171019.011/15.0400.1809.405-0:user/release-keys

Exploitation Mechanism

The vulnerability enables any co-located application on the device to alter system properties without the necessary authorization.

Mitigation and Prevention

To address CVE-2019-15391, consider the following steps:

Immediate Steps to Take

Monitor device behavior for any suspicious activities.
Restrict app permissions to minimize the risk of unauthorized access.

Long-Term Security Practices

Regularly update the device's firmware and security patches.
Avoid installing apps from untrusted sources to reduce the likelihood of exploitation.

Patching and Updates

Ensure that the device receives the latest security updates and patches to mitigate the vulnerability effectively.