CVE-2022-38312 : Vulnerability Insights and Analysis

A stack overflow vulnerability was found in Tenda AC18 router versions v15.03.05.19 and v15.03.05.05, specifically impacting the list parameter at /goform/SetIpMacBind.

Understanding CVE-2022-38312

This section delves into the details of the CVE-2022-38312 vulnerability.

What is CVE-2022-38312?

The CVE-2022-38312 vulnerability involves a stack overflow in Tenda AC18 routers running versions v15.03.05.19 and v15.03.05.05, triggered through the list parameter at /goform/SetIpMacBind.

The Impact of CVE-2022-38312

The vulnerability allows attackers to potentially execute arbitrary code or cause a denial of service, posing a significant risk to affected systems.

Technical Details of CVE-2022-38312

This section provides technical insights into the CVE-2022-38312 vulnerability.

Vulnerability Description

The stack overflow vulnerability in Tenda AC18 routers occurs due to improper handling of input in the list parameter within the /goform/SetIpMacBind function.

Affected Systems and Versions

Tenda AC18 routers running versions v15.03.05.19 and v15.03.05.05 are affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending specially crafted requests to the list parameter, potentially leading to the execution of arbitrary code or a denial of service.

Mitigation and Prevention

This section outlines the necessary steps to mitigate and prevent exploitation of CVE-2022-38312.

Immediate Steps to Take

Users are advised to update their Tenda AC18 routers to a patched version provided by the vendor. Additionally, restricting network access to the routers can help reduce the attack surface.

Long-Term Security Practices

Regularly updating router firmware, implementing network segmentation, and monitoring for unusual network activity are essential for long-term security.

Patching and Updates

Stay informed about security advisories from Tenda and apply patches promptly to ensure protection against known vulnerabilities.