CVE-2019-7341 Explained : Impact and Mitigation

ZoneMinder, up to version 1.32.3, contains a Cross Site Scripting (XSS) vulnerability that allows attackers to inject HTML or JavaScript code through the 'newMonitor[LinkedMonitors]' parameter in the monitor.php file due to inadequate filtering mechanisms.

Understanding CVE-2019-7341

ZoneMinder is affected by a Cross Site Scripting (XSS) vulnerability up to version 1.32.3, enabling malicious actors to execute code by manipulating a specific parameter.

What is CVE-2019-7341?

This CVE identifies a Cross Site Scripting (XSS) flaw in ZoneMinder versions up to 1.32.3, permitting attackers to insert malicious code through a vulnerable parameter.

The Impact of CVE-2019-7341

Attackers can execute arbitrary HTML or JavaScript code on affected systems
Exploitation can lead to unauthorized access, data theft, and further compromise of the system

Technical Details of CVE-2019-7341

ZoneMinder's vulnerability involves:

Vulnerability Description

Reflected Cross Site Scripting (XSS) in ZoneMinder up to version 1.32.3
Exploitable parameter: 'newMonitor[LinkedMonitors]' in monitor.php

Affected Systems and Versions

ZoneMinder versions up to 1.32.3

Exploitation Mechanism

Attackers exploit the lack of proper filtration in the 'newMonitor[LinkedMonitors]' parameter to inject malicious code

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent exploitation of CVE-2019-7341:

Immediate Steps to Take

Update ZoneMinder to the latest patched version
Implement input validation and output encoding to mitigate XSS attacks

Long-Term Security Practices

Regularly monitor and audit web application code for security vulnerabilities
Educate developers on secure coding practices to prevent XSS vulnerabilities

Patching and Updates

Apply security patches promptly to address known vulnerabilities and protect systems