CVE-2018-20377 : Vulnerability Insights and Analysis

Orange Livebox 00.96.320S devices are vulnerable to a security issue that allows attackers to expose Wi-Fi credentials, potentially leading to complete device control.

Understanding CVE-2018-20377

Orange Livebox 00.96.320S devices are at risk due to a vulnerability that can be exploited to reveal Wi-Fi credentials, posing a significant security threat.

What is CVE-2018-20377?

The Orange Livebox 00.96.320S devices are susceptible to a security flaw that enables attackers to access /get_getnetworkconf.cgi on port 8080, potentially exposing Wi-Fi credentials. If the administrative password matches the Wi-Fi password or remains the default admin value, attackers could gain full control over the device.

The Impact of CVE-2018-20377

This vulnerability could result in severe consequences, including unauthorized access to Wi-Fi networks, compromising sensitive data, and taking complete control of the affected devices.

Technical Details of CVE-2018-20377

Orange Livebox 00.96.320S devices are affected by a critical security issue that allows attackers to uncover Wi-Fi credentials, posing a significant risk to users.

Vulnerability Description

The vulnerability in Orange Livebox 00.96.320S devices enables remote attackers to discover Wi-Fi credentials via /get_getnetworkconf.cgi on port 8080. This could lead to complete control over the device if the admin password is the same as the Wi-Fi password or set to the default admin value.

Affected Systems and Versions

Firmware: 01.11.2017-11:43:44
Boot: v0.70.03
Modem: 5.4.1.10.1.1A
Hardware: 02
Model: Arcadyan ARV7519RW22-A-L T VR9 1.2

Exploitation Mechanism

Attackers can exploit this vulnerability by accessing /get_getnetworkconf.cgi on port 8080, especially when the administrative password matches the Wi-Fi password or is set to the default admin value.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent the exploitation of CVE-2018-20377.

Immediate Steps to Take

Change the administrative password to a strong, unique one that is different from the Wi-Fi password.
Ensure that default passwords are not used for administrative access.
Regularly monitor and update the firmware of the Orange Livebox devices.

Long-Term Security Practices

Implement network segmentation to isolate critical devices from potential attacks.
Conduct regular security audits and penetration testing to identify and address vulnerabilities.

Patching and Updates

Apply security patches and updates provided by the device manufacturer to mitigate the CVE-2018-20377 vulnerability.