CVE-2022-24006 Explained : Impact and Mitigation

A buffer overflow vulnerability in the GetValue functionality of TCL LinkHub Mesh Wi-Fi MS1G_00_01.00_14 allows an attacker to execute code through a crafted configuration. The vulnerability impacts confidentiality, integrity, and availability ratings, posing a critical threat. Learn more about the impact, technical details, and mitigation steps below.

Understanding CVE-2022-24006

This section delves into the specifics of the CVE-2022-24006 vulnerability, its impact, affected systems, and exploitation mechanism.

What is CVE-2022-24006?

CVE-2022-24006 is a buffer overflow vulnerability present in the GetValue functionality of TCL LinkHub Mesh Wi-Fi MS1G_00_01.00_14. By manipulating configuration values, an attacker can trigger a buffer overflow attack.

The Impact of CVE-2022-24006

The CVE-2022-24006 vulnerability is rated as critical with a base score of 9.6. It affects confidentiality, integrity, and availability, requiring no special privileges for exploitation. Its attack vector is through an adjacent network.

Technical Details of CVE-2022-24006

Explore the technical aspects of the CVE-2022-24006 vulnerability, including the description, affected systems, and exploitation methods.

Vulnerability Description

The vulnerability arises from a buffer overflow in the arpbrocast binary due to improper handling of configuration values. An attacker can craft a malicious configuration to trigger the buffer overflow.

Affected Systems and Versions

The vulnerability affects TCL LinkHub Mesh Wi-Fi devices running the MS1G_00_01.00_14 version.

Exploitation Mechanism

An attacker can exploit this vulnerability by sending specially-crafted configuration values to the affected TCL LinkHub Mesh Wi-Fi devices, leading to a buffer overflow attack.

Mitigation and Prevention

Discover immediate steps to safeguard systems vulnerable to CVE-2022-24006 and establish long-term security practices.

Immediate Steps to Take

Update TCL LinkHub Mesh Wi-Fi devices to the latest firmware version that includes a patch for CVE-2022-24006.
Monitor network traffic for any signs of exploitation attempts.

Long-Term Security Practices

Regularly update all network-connected devices to protect against known vulnerabilities.
Implement network segmentation to contain potential attacks and limit lateral movement.

Patching and Updates

Stay informed about security patches released by TCL for LinkHub Mesh Wi-Fi devices and apply them promptly to mitigate the CVE-2022-24006 vulnerability.