CVE-2018-20575 : What You Need to Know

Orange Livebox 00.96.320S devices have a vulnerability that allows for manual firmware updates through a hidden URI.

Understanding CVE-2018-20575

This CVE entry relates to a specific issue in Orange Livebox 00.96.320S devices.

What is CVE-2018-20575?

The Orange Livebox 00.96.320S devices contain a hidden /system_firmwarel.stm URI that enables manual firmware updates. This feature is associated with specific firmware, boot, modem, hardware versions, and model details.

The Impact of CVE-2018-20575

The vulnerability allows unauthorized access to the firmware update mechanism, potentially leading to unauthorized firmware modifications or other security risks.

Technical Details of CVE-2018-20575

Orange Livebox 00.96.320S devices are affected by this vulnerability.

Vulnerability Description

The vulnerability is due to the presence of an undocumented /system_firmwarel.stm URI that facilitates manual firmware updates.

Affected Systems and Versions

Product: Orange Livebox 00.96.320S
Firmware Version: 01.11.2017-11:43:44
Boot Version: v0.70.03
Modem Version: 5.4.1.10.1.1A
Hardware Version: 02
Model: Arcadyan ARV7519RW22-A-L T VR9 1.2

Exploitation Mechanism

The vulnerability can be exploited by accessing the hidden /system_firmwarel.stm URI, allowing unauthorized manual firmware updates.

Mitigation and Prevention

Steps to address and prevent the CVE-2018-20575 vulnerability:

Immediate Steps to Take

Disable remote access to the device if not required.
Regularly monitor for unauthorized firmware changes.

Long-Term Security Practices

Keep firmware and software up to date.
Implement network segmentation to limit access to critical devices.

Patching and Updates

Apply official patches and updates provided by the device manufacturer to address the vulnerability.