CVE-2023-26110 : What You Need to Know

This CVE record relates to a vulnerability identified in the package node-bluetooth, impacting all versions due to a Buffer Overflow vulnerability in the findSerialPortChannel method.

Understanding CVE-2023-26110

This section provides an overview of the CVE-2023-26110 vulnerability, focusing on its description, impact, technical details, and mitigation strategies.

What is CVE-2023-26110?

CVE-2023-26110 is a vulnerability found in all versions of the node-bluetooth package. The vulnerability arises from improper user input length validation in the findSerialPortChannel method. This weakness could potentially be exploited by threat actors to trigger a Buffer Overflow attack.

The Impact of CVE-2023-26110

The impact of CVE-2023-26110 is rated as high with a base severity score of 7.3 according to the CVSS v3.1 metrics. The confidentiality, integrity, and availability of affected systems are all at risk due to this vulnerability. Attackers may exploit this issue to execute arbitrary code or disrupt system operations.

Technical Details of CVE-2023-26110

In this section, we delve into the technical aspects of CVE-2023-26110, including vulnerability description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability in node-bluetooth stems from inadequate input length validation in the findSerialPortChannel method. This oversight enables attackers to corrupt memory and potentially execute malicious code.

Affected Systems and Versions

All versions of the node-bluetooth package are susceptible to this vulnerability. The affected product, node-bluetooth, with version "0" and version type of "semver," is confirmed to be impacted.

Exploitation Mechanism

By manipulating user input length validation in the findSerialPortChannel method, threat actors can craft malicious inputs to trigger a Buffer Overflow condition. This could lead to unauthorized code execution or system instability.

Mitigation and Prevention

In this section, we outline steps to mitigate the risks posed by CVE-2023-26110 and prevent potential exploitation.

Immediate Steps to Take

Update: Consider upgrading to a patched version of the node-bluetooth package that addresses the Buffer Overflow vulnerability.
Input Validation: Implement robust input validation mechanisms to prevent malicious inputs from triggering Buffer Overflows.

Long-Term Security Practices

Security Testing: Regularly conduct security assessments and code reviews to identify and address vulnerabilities proactively.
Training: Train developers on secure coding practices to reduce the likelihood of introducing vulnerabilities into codebases.

Patching and Updates

Stay informed about security updates and patches released by the package developers. Timely patching is essential to mitigate known vulnerabilities and enhance the overall security posture of your systems.