CVE-2019-6853 : Security Advisory and Response

A vulnerability known as CWE-79: Failure to Preserve Web Page Structure has been identified in Andover Continuum models 9680, 5740, and 5720, bCX4040, bCX9640, 9900, 9940, 9924, and 9702. This vulnerability has the potential to allow for a Cross-site Scripting (XSS attack) to occur if the product's web server is utilized.

Understanding CVE-2019-6853

What is CVE-2019-6853?

CVE-2019-6853 is a CWE-79 vulnerability found in Schneider Electric's Andover Continuum models, which could lead to a Cross-site Scripting (XSS) attack.

The Impact of CVE-2019-6853

This vulnerability could allow malicious actors to execute XSS attacks through the product's web server, potentially compromising the system's security.

Technical Details of CVE-2019-6853

Vulnerability Description

The vulnerability, categorized as CWE-79, arises from a failure to preserve web page structure in Andover Continuum models 9680, 5740, and 5720, bCX4040, bCX9640, 9900, 9940, 9924, and 9702.

Affected Systems and Versions

Andover Continuum models 9680
Andover Continuum models 5740 and 5720
bCX4040
bCX9640
9900
9940
9924 and 9702

Exploitation Mechanism

The vulnerability can be exploited through a Cross-site Scripting (XSS) attack when the affected product's web server is accessed.

Mitigation and Prevention

Immediate Steps to Take

Implement security patches provided by Schneider Electric promptly.
Restrict access to the product's web server to authorized personnel only.
Monitor network traffic for any suspicious activity.

Long-Term Security Practices

Regularly update and patch all software and firmware to prevent vulnerabilities.
Conduct security assessments and penetration testing to identify and address potential weaknesses.

Patching and Updates

Apply the latest security patches and updates released by Schneider Electric to mitigate the CVE-2019-6853 vulnerability.