CVE-2023-37245 : What You Need to Know

A buffer overflow vulnerability in the modem pinctrl module has been identified, impacting HarmonyOS and EMUI products by Huawei.

Understanding CVE-2023-37245

This CVE record details a critical buffer overflow vulnerability affecting Huawei's HarmonyOS and EMUI products.

What is CVE-2023-37245?

The CVE-2023-37245 is a buffer overflow vulnerability in the modem pinctrl module. Exploiting this vulnerability can compromise the integrity and availability of the affected modem.

The Impact of CVE-2023-37245

The successful exploitation of CVE-2023-37245 can lead to severe consequences, including potential unauthorized access and disruption of modem operations.

Technical Details of CVE-2023-37245

This section delves into the specific technical aspects of the CVE, including the vulnerability description, affected systems, and the exploitation mechanism.

Vulnerability Description

The vulnerability stems from a buffer overflow issue in the modem pinctrl module, allowing attackers to execute arbitrary code and potentially take control of the affected system.

Affected Systems and Versions

HarmonyOS versions 3.0.0, 2.0.0, and 2.1.0, as well as EMUI versions 13.0.0 and 12.0.0, are impacted by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious inputs to overrun the buffer, leading to unauthorized code execution and potential system compromise.

Mitigation and Prevention

In this section, we outline crucial steps to address and prevent the CVE-2023-37245 vulnerability.

Immediate Steps to Take

It is recommended to apply security patches and updates provided by Huawei to mitigate the risk of exploitation. Network segmentation and access controls can also help limit exposure to potential attacks.

Long-Term Security Practices

Implementing secure coding practices, conducting regular security assessments, and ensuring timely software updates are essential for mitigating future vulnerabilities.

Patching and Updates

Stay informed about security bulletins and updates from Huawei for HarmonyOS and EMUI products to address the CVE-2023-37245 vulnerability effectively.