CVE-2022-48293 : Security Advisory and Response

A Bluetooth module in Huawei devices running HarmonyOS and EMUI is found to have an OOM vulnerability, posing a risk to data confidentiality.

Understanding CVE-2022-48293

This section dives into the details of the OOM vulnerability affecting the Bluetooth module in Huawei devices.

What is CVE-2022-48293?

The CVE-2022-48293 is an Out-Of-Memory (OOM) vulnerability present in the Bluetooth module of Huawei devices, impacting data confidentiality.

The Impact of CVE-2022-48293

The successful exploitation of this vulnerability can lead to a compromise in data confidentiality, potentially exposing sensitive information stored or transmitted via affected Huawei devices.

Technical Details of CVE-2022-48293

Here, we explore the technical aspects of the OOM vulnerability and its implications.

Vulnerability Description

The OOM vulnerability in the Bluetooth module of Huawei devices could allow attackers to execute malicious activities that compromise the confidentiality of data exchanged over Bluetooth connections.

Affected Systems and Versions

Huawei HarmonyOS 2.0, 2.1.0, 3.0.0
Huawei EMUI 12.0.1, 12.0.0, 11.0.1

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious inputs to trigger an Out-Of-Memory condition in the Bluetooth module, leading to unauthorized access and potential data leaks.

Mitigation and Prevention

In this section, we discuss measures to mitigate the risks associated with CVE-2022-48293 and prevent potential security breaches.

Immediate Steps to Take

Update the affected Huawei devices with the latest security patches provided by Huawei.
Monitor Bluetooth activities for any suspicious behavior that might indicate exploitation of the vulnerability.

Long-Term Security Practices

Enhance Bluetooth security protocols and encryption mechanisms to safeguard data during transmission.
Regularly update software and firmware on Huawei devices to address known vulnerabilities and enhance overall security posture.

Patching and Updates

Stay informed about security bulletins and advisories released by Huawei to identify and apply relevant patches for addressing CVE-2022-48293.