CVE-2019-15399 : Exploit Details and Defense Strategies

Android device Asus ZenFone 5Q is vulnerable to a security issue that allows pre-installed apps to execute commands through an accessible component.

Understanding CVE-2019-15399

This CVE identifies a vulnerability in the Asus ZenFone 5Q Android device that enables unauthorized command execution by pre-installed applications.

What is CVE-2019-15399?

The Asus ZenFone 5Q device contains a pre-installed application named com.asus.loguploaderproxy that permits other pre-installed apps to run commands through an accessible component.

The Impact of CVE-2019-15399

This vulnerability allows any pre-installed application on the device to exploit the permissions required by other exposed pre-installed applications, potentially leading to unauthorized command execution.

Technical Details of CVE-2019-15399

The technical aspects of this CVE include:

Vulnerability Description

The vulnerability lies in the com.asus.loguploaderproxy app, which facilitates unauthorized command execution by pre-installed apps.

Affected Systems and Versions

Device: Asus ZenFone 5Q
Build Fingerprint: asus/WW_Phone/ASUS_X017D_2:7.1.1/NGI77B/14.0400.1809.059-20181016:user/release-keys
App: com.asus.loguploaderproxy (versionCode=1570000020, versionName=7.0.0.4_170901)

Exploitation Mechanism

The vulnerability allows any pre-installed app on the Asus ZenFone 5Q device to access and execute commands through the com.asus.loguploaderproxy app.

Mitigation and Prevention

To address CVE-2019-15399, follow these steps:

Immediate Steps to Take

Disable or uninstall the com.asus.loguploaderproxy app if possible.
Regularly monitor and restrict permissions for pre-installed applications.

Long-Term Security Practices

Keep your device updated with the latest security patches.
Be cautious when granting permissions to apps, especially pre-installed ones.

Patching and Updates

Check for firmware updates from Asus to patch the vulnerability and enhance device security.