CVE-2022-24157 : Vulnerability Insights and Analysis

This article provides an overview of CVE-2022-24157, a vulnerability found in Tenda AX3 v16.03.12.10_CN that can lead to a Denial of Service attack.

Understanding CVE-2022-24157

In this section, we will explore the details of the vulnerability and its potential impact.

What is CVE-2022-24157?

The CVE-2022-24157 vulnerability exists in Tenda AX3 v16.03.12.10_CN due to a stack overflow in the function formSetMacFilterCfg. This security flaw enables malicious actors to launch a Denial of Service (DoS) attack by manipulating the deviceList parameter.

The Impact of CVE-2022-24157

Exploitation of CVE-2022-24157 can result in a DoS condition on the affected device, disrupting its normal operation and potentially causing service unavailability for legitimate users.

Technical Details of CVE-2022-24157

In this section, we will delve into the technical aspects of the vulnerability.

Vulnerability Description

The vulnerability in Tenda AX3 v16.03.12.10_CN arises from a stack overflow in the formSetMacFilterCfg function, which can be abused to trigger a DoS attack.

Affected Systems and Versions

The affected product version is Tenda AX3 v16.03.12.10_CN.

Exploitation Mechanism

Attackers can exploit CVE-2022-24157 by sending malicious input via the deviceList parameter to trigger the stack overflow and disrupt the device's functionality.

Mitigation and Prevention

This section provides guidance on mitigating the risks associated with CVE-2022-24157.

Immediate Steps to Take

Users are advised to apply security patches or updates released by the vendor to address the vulnerability and prevent potential exploitation.

Long-Term Security Practices

Implementing network segmentation and access controls can help mitigate the impact of similar vulnerabilities in the future.

Patching and Updates

Regularly monitoring for security advisories from Tenda and promptly applying patches is crucial to safeguarding systems against known vulnerabilities.