CVE-2022-45503 : Security Advisory and Response

A stack overflow vulnerability was discovered in Tenda W6-S v1.0.0.4(510) via the linkEn parameter at /goform/setAutoPing.

Understanding CVE-2022-45503

This article provides insights into the critical vulnerability identified in Tenda W6-S v1.0.0.4(510) and its implications.

What is CVE-2022-45503?

The CVE-2022-45503 vulnerability involves a stack overflow issue in Tenda W6-S v1.0.0.4(510) through the linkEn parameter at /goform/setAutoPing.

The Impact of CVE-2022-45503

The vulnerability allows attackers to trigger a stack overflow, potentially leading to remote code execution or denial of service attacks.

Technical Details of CVE-2022-45503

Let's delve deeper into the technical aspects of CVE-2022-45503.

Vulnerability Description

The vulnerability arises due to improper handling of input via the linkEn parameter, leading to a stack overflow condition.

Affected Systems and Versions

Tenda W6-S v1.0.0.4(510) is confirmed to be affected by this vulnerability, making systems running this version at risk.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending crafted requests containing malicious input to the /goform/setAutoPing endpoint.

Mitigation and Prevention

Discover the necessary steps to mitigate the CVE-2022-45503 vulnerability and protect your systems.

Immediate Steps to Take

Apply vendor-supplied patches or workarounds to address the vulnerability promptly.

Long-Term Security Practices

Implement robust input validation mechanisms and security controls to prevent stack overflow vulnerabilities.

Patching and Updates

Regularly update Tenda W6-S devices to the latest firmware versions to eliminate known security issues.