CVE-2022-38310 : What You Need to Know

This article provides detailed information about CVE-2022-38310, a vulnerability found in Tenda AC18 routers v15.03.05.19 and v15.03.05.05 that could lead to a stack overflow attack.

Understanding CVE-2022-38310

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

What is CVE-2022-38310?

CVE-2022-38310 is a stack overflow vulnerability identified in Tenda AC18 routers, specifically in versions v15.03.05.19 and v15.03.05.05. The flaw can be exploited via the list parameter at /goform/SetStaticRouteCfg.

The Impact of CVE-2022-38310

If successfully exploited, this vulnerability could allow attackers to execute arbitrary code or crash the affected router, leading to potential service disruption.

Technical Details of CVE-2022-38310

In this section, we provide a closer look at the specifics of the vulnerability.

Vulnerability Description

The stack overflow vulnerability in Tenda AC18 routers arises from improper handling of input via the list parameter in the /goform/SetStaticRouteCfg endpoint.

Affected Systems and Versions

Tenda AC18 routers with firmware versions v15.03.05.19 and v15.03.05.05 are confirmed to be impacted by this security issue.

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting malicious input that triggers a stack overflow condition, potentially leading to remote code execution.

Mitigation and Prevention

This section outlines steps to mitigate the risks associated with CVE-2022-38310.

Immediate Steps to Take

Users of Tenda AC18 routers should apply security patches provided by the vendor to address the vulnerability promptly. Additionally, restricting access to the affected endpoint can help reduce the attack surface.

Long-Term Security Practices

Regularly monitoring for firmware updates, implementing network segmentation, and using strong, unique passwords can enhance the overall security posture of the network.

Patching and Updates

Stay informed about security advisories from Tenda and promptly apply patches or updates to ensure that the router remains protected against known vulnerabilities.