CVE-2022-24023 : Security Advisory and Response

A buffer overflow vulnerability has been identified in the GetValue functionality of TCL LinkHub Mesh Wi-Fi MS1G_00_01.00_14, allowing for a specially-crafted configuration value to trigger a buffer overflow attack. This vulnerability, attributed to CWE-120, poses a critical security risk with a CVSS base score of 9.6.

Understanding CVE-2022-24023

This section delves into the impact and technical details of the CVE-2022-24023 vulnerability.

What is CVE-2022-24023?

The CVE-2022-24023 vulnerability is a buffer overflow flaw in the TCL LinkHub Mesh Wi-Fi MS1G_00_01.00_14's GetValue functionality. Attackers can exploit this issue by crafting a specific configuration value to trigger the overflow, potentially leading to unauthorized access or denial of service.

The Impact of CVE-2022-24023

The impact of CVE-2022-24023 is severe, with a CVSS base score of 9.6, categorizing it as critical. This vulnerability can result in high confidentiality, integrity, and availability impacts, making it crucial for immediate mitigation.

Technical Details of CVE-2022-24023

Explore the technical aspects of the CVE-2022-24023 vulnerability to better understand its implications.

Vulnerability Description

The buffer overflow vulnerability in TCL LinkHub Mesh Wi-Fi MS1G_00_01.00_14 arises from insufficient input size validation within the GetValue functionality. Attackers can exploit this weakness to execute arbitrary code or crash the system.

Affected Systems and Versions

The vulnerability affects TCL LinkHub Mesh Wi-Fi devices running version MS1G_00_01.00_14. Users of this specific version are at risk of exploitation if adequate security measures are not implemented.

Exploitation Mechanism

Attackers can exploit CVE-2022-24023 by providing a specially-crafted configuration value to the GetValue functionality, causing a buffer overflow condition. This can lead to the execution of malicious code with elevated privileges.

Mitigation and Prevention

Discover the necessary steps to mitigate the CVE-2022-24023 vulnerability and prevent potential security breaches.

Immediate Steps to Take

To address CVE-2022-24023 immediately, users should apply security patches provided by TCL to fix the buffer overflow issue. It is crucial to update affected devices promptly to safeguard against exploitation.

Long-Term Security Practices

In the long term, organizations should prioritize regular security assessments, code reviews, and threat modeling to proactively identify and mitigate similar vulnerabilities. Implementing secure coding practices and keeping systems up to date are essential for robust cybersecurity.

Patching and Updates

Regularly check for security updates and patches released by TCL for the LinkHub Mesh Wi-Fi devices. Timely application of patches can help address known vulnerabilities and enhance the overall security posture of the network.