CVE-2020-13972 : Vulnerability Insights and Analysis

Enghouse Web Chat 6.2.284.34 allows XSS when the WebServiceLocation parameter is manipulated, enabling the execution of malicious JavaScript code.

Understanding CVE-2020-13972

Enghouse Web Chat 6.2.284.34 is vulnerable to XSS attacks, allowing the execution of arbitrary JavaScript code.

What is CVE-2020-13972?

This CVE identifies a cross-site scripting (XSS) vulnerability in Enghouse Web Chat 6.2.284.34, triggered by manipulating the WebServiceLocation parameter.

The Impact of CVE-2020-13972

The vulnerability allows an attacker to execute malicious JavaScript code in the victim's browser, potentially leading to unauthorized actions or data theft.

Technical Details of CVE-2020-13972

Enghouse Web Chat 6.2.284.34 is susceptible to XSS attacks due to improper input validation.

Vulnerability Description

The flaw arises when an attacker inserts their domain name in the WebServiceLocation parameter, causing the browser to execute any JavaScript returned from an external server.

Affected Systems and Versions

Product: Enghouse Web Chat 6.2.284.34
Vendor: Enghouse
Version: All versions are affected

Exploitation Mechanism

By manipulating the WebServiceLocation parameter, an attacker can inject malicious JavaScript code, which is then executed in the victim's browser.

Mitigation and Prevention

To address CVE-2020-13972, follow these steps:

Immediate Steps to Take

Disable the affected feature or sanitize user input to prevent XSS attacks.
Regularly monitor and update security configurations.

Long-Term Security Practices

Conduct security training for developers on secure coding practices.
Implement a web application firewall (WAF) to filter and block malicious traffic.

Patching and Updates

Apply patches or updates provided by Enghouse to fix the XSS vulnerability in Web Chat 6.2.284.34.