CVE-2023-44103 : Security Advisory and Response

A vulnerability has been identified in Huawei products that could lead to a compromise in service confidentiality through out-of-bounds read exploitation.

Understanding CVE-2023-44103

This section delves into the specifics of CVE-2023-44103.

What is CVE-2023-44103?

The CVE-2023-44103 vulnerability involves an out-of-bounds read issue in the Bluetooth module of Huawei's HarmonyOS and EMUI products. Successful exploitation of this vulnerability can result in a compromise of service confidentiality.

The Impact of CVE-2023-44103

The impact of this vulnerability is the potential exposure of sensitive service data and a breach of confidentiality.

Technical Details of CVE-2023-44103

Explore the technical aspects of CVE-2023-44103 below.

Vulnerability Description

The vulnerability lies in the Bluetooth module, allowing attackers to read beyond the bounds of allocated memory, posing a risk to service confidentiality.

Affected Systems and Versions

HarmonyOS: Versions 4.0.0, 3.0.0, 2.1.0, 2.0.1, and 2.0.0 are affected.
EMUI: Versions 13.0.0, 12.0.1, 12.0.0, and 11.0.1 are impacted.

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating Bluetooth connections to access unauthorized data, potentially compromising service confidentiality.

Mitigations and Prevention

Learn how to mitigate the risks associated with CVE-2023-44103.

Immediate Steps to Take

Update affected Huawei devices to patched versions immediately.
Monitor Bluetooth connections for any unusual activity.

Long-Term Security Practices

Regularly update software and firmware to protect against known vulnerabilities.
Implement network segmentation and access controls to limit the impact of potential attacks.

Patching and Updates

Follow the provided references for detailed instructions on patching and updating affected systems.