CVE-2019-12963 : Security Advisory and Response

LiveZilla Server before version 8.0.1.1 is vulnerable to a XSS (Cross-Site Scripting) attack in the chat.php Create Ticket Action.

Understanding CVE-2019-12963

This CVE entry identifies a security vulnerability in LiveZilla Server versions prior to 8.0.1.1 that could be exploited by an attacker to execute malicious scripts in a victim's web browser.

What is CVE-2019-12963?

The chat.php Create Ticket Action in LiveZilla Server versions before 8.0.1.1 is susceptible to a XSS vulnerability.

The Impact of CVE-2019-12963

The vulnerability allows an attacker to inject and execute malicious scripts in the context of a user's session, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2019-12963

LiveZilla Server before 8.0.1.1 is vulnerable to XSS in the chat.php Create Ticket Action.

Vulnerability Description

The vulnerability in the Create Ticket Action of chat.php allows attackers to inject and execute malicious scripts.

Affected Systems and Versions

LiveZilla Server versions prior to 8.0.1.1

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts through the chat.php Create Ticket Action.

Mitigation and Prevention

To address CVE-2019-12963, follow these steps:

Immediate Steps to Take

Update LiveZilla Server to version 8.0.1.1 or later to mitigate the XSS vulnerability.
Regularly monitor and audit web application logs for any suspicious activities.

Long-Term Security Practices

Implement input validation and output encoding to prevent XSS attacks.
Educate developers and administrators on secure coding practices to avoid similar vulnerabilities.

Patching and Updates

Apply security patches and updates provided by LiveZilla to ensure the latest security fixes are in place.