CVE-2023-46758 : Security Advisory and Response

This article provides an overview of CVE-2023-46758, a permission management vulnerability in Huawei's HarmonyOS and EMUI.

Understanding CVE-2023-46758

CVE-2023-46758 is a permission management vulnerability found in Huawei's HarmonyOS and EMUI, affecting multiple versions of both products.

What is CVE-2023-46758?

The vulnerability lies in the multi-screen interaction module, allowing for unauthorized privilege escalation. Exploiting this flaw can lead to service disruptions on the affected device.

The Impact of CVE-2023-46758

Successful exploitation of CVE-2023-46758 can result in service exceptions and potential security breaches on devices running affected versions of HarmonyOS and EMUI.

Technical Details of CVE-2023-46758

This section delves into the specifics of the vulnerability, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

CVE-2023-46758 is classified under CWE-269 (Improper Privilege Management) and stems from inadequate permission controls in the multi-screen interaction module.

Affected Systems and Versions

HarmonyOS versions 4.0.0, 3.1.0, 3.0.0, 2.1.0, 2.0.1, and 2.0.0, as well as EMUI versions 13.0.0, 12.0.1, 12.0.0, and 11.0.1, are impacted by this vulnerability.

Exploitation Mechanism

Attackers can exploit CVE-2023-46758 by leveraging the insufficient permission checks within the multi-screen interaction module to escalate privileges and disrupt services.

Mitigation and Prevention

Discover how to mitigate the risks posed by CVE-2023-46758 and safeguard your systems.

Immediate Steps to Take

Users are advised to apply security patches promptly and monitor for any unusual system behavior indicating exploitation attempts.

Long-Term Security Practices

Implement robust access control measures, regularly update software, and conduct security audits to mitigate similar vulnerabilities in the future.

Patching and Updates

Huawei has released updates to address CVE-2023-46758 for affected HarmonyOS and EMUI versions. Ensure your devices are running the latest patched versions to protect against potential exploits.