CVE-2022-24158 : Security Advisory and Response

This article provides an overview of CVE-2022-24158, a vulnerability found in Tenda AX3 v16.03.12.10_CN that could lead to a Denial of Service (DoS) attack.

Understanding CVE-2022-24158

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

What is CVE-2022-24158?

CVE-2022-24158 is a stack overflow vulnerability discovered in the function fromSetIpMacBind in Tenda AX3 v16.03.12.10_CN. This flaw enables malicious actors to trigger a DoS attack by exploiting the list parameter.

The Impact of CVE-2022-24158

The impact of this vulnerability includes the potential for attackers to disrupt the normal functioning of the affected system, leading to service unavailability.

Technical Details of CVE-2022-24158

In this section, we explore the technical aspects of the vulnerability.

Vulnerability Description

The vulnerability arises due to a stack overflow in the specific function fromSetIpMacBind within the Tenda AX3 firmware.

Affected Systems and Versions

Tenda AX3 v16.03.12.10_CN is confirmed to be affected by this vulnerability, potentially impacting systems running this specific version.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending specially crafted input via the list parameter, triggering a stack overflow and causing a DoS condition.

Mitigation and Prevention

This section outlines steps to mitigate the risks associated with CVE-2022-24158.

Immediate Steps to Take

Users are advised to update their Tenda AX3 firmware to a patched version provided by the vendor to eliminate the vulnerability.

Long-Term Security Practices

Maintaining regular software updates and security patches is crucial to safeguard against known vulnerabilities and enhance overall system security.

Patching and Updates

Keeping all software and firmware up to date with the latest security patches is essential to prevent exploitation of known vulnerabilities like CVE-2022-24158.