CVE-2018-20576 Explained : Impact and Mitigation

Orange Livebox 00.96.320S devices are vulnerable to Cross-Site Request Forgery (CSRF) attacks, allowing attackers to make arbitrary outgoing phone calls.

Understanding CVE-2018-20576

Orange Livebox 00.96.320S devices are susceptible to CSRF attacks on specific scripts, enabling unauthorized outbound calls.

What is CVE-2018-20576?

The vulnerability in Orange Livebox 00.96.320S devices permits attackers to conduct CSRF attacks on critical scripts, leading to unauthorized phone calls to any number of their choice.

The Impact of CVE-2018-20576

This vulnerability allows malicious actors to exploit the device's functionality to make unauthorized phone calls, potentially causing financial harm or privacy breaches.

Technical Details of CVE-2018-20576

Orange Livebox 00.96.320S devices are affected by a specific vulnerability that facilitates CSRF attacks on essential scripts.

Vulnerability Description

The flaw in the device's firmware version 01.11.2017-11:43:44 and related components allows attackers to manipulate the device to make arbitrary phone calls.

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 exploit the vulnerability by triggering CSRF attacks on the cgi-bin/autodialing.exe and cgi-bin/phone_test.exe scripts, enabling them to initiate unauthorized outgoing calls.

Mitigation and Prevention

Immediate action is crucial to mitigate the risks posed by CVE-2018-20576.

Immediate Steps to Take

Disable remote access to the affected scripts.
Regularly monitor outgoing calls for any suspicious activity.
Implement strong authentication mechanisms.

Long-Term Security Practices

Keep firmware and software up to date.
Conduct regular security assessments and penetration testing.

Patching and Updates

Apply patches provided by the device manufacturer to address the vulnerability and enhance device security.