CVE-2022-24159 : Exploit Details and Defense Strategies

This article provides an overview of CVE-2022-24159, a vulnerability found in Tenda AX3 v16.03.12.10_CN that could lead to a Denial of Service (DoS) attack.

Understanding CVE-2022-24159

This section delves into the details of the vulnerability and its impact on affected systems.

What is CVE-2022-24159?

The vulnerability in Tenda AX3 v16.03.12.10_CN involves a stack overflow in the function formSetPPTPServer, enabling attackers to trigger a DoS attack by manipulating certain parameters.

The Impact of CVE-2022-24159

The exploitation of this vulnerability could result in a complete Denial of Service (DoS) on the affected Tenda AX3 v16.03.12.10_CN devices.

Technical Details of CVE-2022-24159

In this section, we explore the technical aspects of the vulnerability to provide a comprehensive understanding.

Vulnerability Description

The stack overflow in the formSetPPTPServer function of Tenda AX3 v16.03.12.10_CN allows attackers to conduct a DoS attack via specific parameters, potentially disrupting device functionality.

Affected Systems and Versions

The vulnerability affects Tenda AX3 v16.03.12.10_CN devices specifically, exposing them to the risk of DoS attacks.

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating the startIp and endIp parameters, causing a stack overflow and leading to a DoS condition.

Mitigation and Prevention

This section outlines the steps to mitigate the risk posed by CVE-2022-24159 and prevent potential attacks.

Immediate Steps to Take

Users should consider applying security patches provided by the vendor to address this vulnerability promptly.

Long-Term Security Practices

Implementing network security measures and regularly updating firmware can enhance the overall security posture and mitigate similar risks.

Patching and Updates

Regularly check for updates and patches released by Tenda to ensure the protection of devices against known vulnerabilities.