CVE-2020-14502 : Vulnerability Insights and Analysis

The 1734-AENTR communication module by Rockwell Automation is susceptible to stored XSS through its web interface, potentially allowing remote attackers to execute malicious scripts.

Understanding CVE-2020-14502

What is CVE-2020-14502?

Stored XSS vulnerability in the web interface of Rockwell Automation's 1734-AENTR communication module.

The Impact of CVE-2020-14502

This vulnerability could enable unauthenticated remote attackers to manipulate string values on the web interface's homepage.

Technical Details of CVE-2020-14502

Vulnerability Description

The 1734-AENTR communication module's web interface is vulnerable to stored XSS attacks, posing a risk of script injection.

Affected Systems and Versions

Product: 1734-AENTR
Vendor: Rockwell Automation
Affected Versions:
Series B: 4.001 to 4.005, and 5.011 to 5.017
Series C: 6.011 and 6.012

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into the web interface, leading to unauthorized modifications.

Mitigation and Prevention

Immediate Steps to Take

Implement network segmentation to restrict access to the affected module.
Regularly monitor and analyze web interface logs for suspicious activities.

Long-Term Security Practices

Conduct regular security assessments and penetration testing on the communication module.
Educate users on safe browsing practices and the risks of executing unknown scripts.

Patching and Updates

Apply patches and updates provided by Rockwell Automation to address the vulnerability in the affected versions.