CVE-2022-39000 : What You Need to Know

This article provides detailed information about CVE-2022-39000, a vulnerability affecting HarmonyOS, EMUI, and Magic UI developed by Huawei.

Understanding CVE-2022-39000

CVE-2022-39000 is a vulnerability in the iAware module of Huawei's HarmonyOS, EMUI, and Magic UI. The issue allows malicious apps to automatically start upon system startup if exploited.

What is CVE-2022-39000?

The vulnerability lies in managing malicious apps by the iAware module. Its successful exploitation leads to the automatic initiation of malicious apps during system startup.

The Impact of CVE-2022-39000

If an attacker exploits CVE-2022-39000, they can launch malicious apps without user consent, potentially compromising user data and system integrity.

Technical Details of CVE-2022-39000

The following technical details outline the specifics of CVE-2022-39000:

Vulnerability Description

The iAware module in HarmonyOS, EMUI, and Magic UI fails to restrict the automatic startup of malicious apps, enabling attackers to execute unauthorized code.

Affected Systems and Versions

HarmonyOS versions 2.0 and 2.1
EMUI versions 12.0.0, 11.0.1, and 11.0.0
Magic UI version 4.0.0

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious apps that contain code to auto-start upon system boot, leveraging the iAware module's oversight.

Mitigation and Prevention

To mitigate the risks associated with CVE-2022-39000, users and organizations are advised to take the following steps:

Immediate Steps to Take

Update HarmonyOS, EMUI, and Magic UI to patched versions that address the vulnerability.
Avoid downloading apps from untrusted sources to reduce the risk of executing malicious content.

Long-Term Security Practices

Regularly update devices with the latest security patches and firmware updates to prevent exploitation of known vulnerabilities.
Implement robust app-vetting processes to detect and block potentially harmful applications.

Patching and Updates

Huawei has released security bulletins for HarmonyOS, EMUI, and Magic UI that contain patches addressing CVE-2022-39000. Users should promptly install these updates to protect their devices from potential exploitation.