CVE-2019-17523 : Security Advisory and Response

Remote attackers can exploit an XSS vulnerability present in Technicolor TC7300 STFA.51.20 devices by injecting arbitrary web script into the 'FileName' parameter of the '/FTPDiag.asp' URL.

Understanding CVE-2019-17523

This CVE involves an XSS vulnerability in Technicolor TC7300 STFA.51.20 devices, allowing remote attackers to execute malicious scripts.

What is CVE-2019-17523?

This CVE identifies a cross-site scripting (XSS) vulnerability in Technicolor TC7300 STFA.51.20 devices, enabling attackers to inject and execute arbitrary web scripts.

The Impact of CVE-2019-17523

The vulnerability permits remote attackers to potentially execute malicious scripts on affected devices, compromising user data and system integrity.

Technical Details of CVE-2019-17523

The technical aspects of this CVE are as follows:

Vulnerability Description

Type: Cross-Site Scripting (XSS)
Location: 'FileName' parameter of the '/FTPDiag.asp' URL

Affected Systems and Versions

Product: Technicolor TC7300 STFA.51.20
Vendor: Technicolor
Version: n/a

Exploitation Mechanism

Attackers inject arbitrary web script into the 'FileName' parameter of the '/FTPDiag.asp' URL to exploit the vulnerability.

Mitigation and Prevention

To address CVE-2019-17523, consider the following steps:

Immediate Steps to Take

Disable remote access to the '/FTPDiag.asp' URL if not essential
Implement input validation to sanitize user inputs
Regularly monitor and analyze network traffic for suspicious activities

Long-Term Security Practices

Conduct regular security audits and penetration testing
Educate users on safe browsing habits and phishing awareness
Keep systems and software updated with the latest security patches
Implement a robust firewall and intrusion detection system

Patching and Updates

Apply patches and updates provided by Technicolor promptly to mitigate the vulnerability