CVE-2017-11435 : What You Need to Know

The Humax Wi-Fi Router model HG100R-* 2.0.6 is vulnerable to an authentication bypass, allowing attackers to access sensitive information.

Understanding CVE-2017-11435

What is CVE-2017-11435?

The vulnerability in the Humax Wi-Fi Router HG100R-* 2.0.6 model enables unauthorized access through specially crafted requests to the router's management console.

The Impact of CVE-2017-11435

The vulnerability permits remote exploitation if the router exposes the management console, potentially leading to the compromise of private and public IP addresses, SSID names, and passwords.

Technical Details of CVE-2017-11435

Vulnerability Description

The router fails to validate session tokens when responding to specific methods in the '/api' URL, allowing attackers to exploit this flaw.

Affected Systems and Versions

Product: Humax Wi-Fi Router HG100R-* 2.0.6
Vendor: Humax
Version: All versions

Exploitation Mechanism

Attackers can exploit the vulnerability by sending crafted requests to the router's management console, bypassing authentication and gaining unauthorized access.

Mitigation and Prevention

Immediate Steps to Take

Disable remote access to the router's management console if not required
Implement strong, unique passwords for router access
Regularly monitor router logs for suspicious activities

Long-Term Security Practices

Keep router firmware up to date with the latest security patches
Enable encryption protocols like WPA2 for wireless connections

Patching and Updates

Apply firmware updates provided by Humax to address the authentication bypass vulnerability.