CVE-2019-7326 Explained : Impact and Mitigation

ZoneMinder up to version 1.32.3 is affected by Self-Stored Cross-Site Scripting (XSS) vulnerability, allowing attackers to execute malicious code through the 'Host' parameter in the view console.

Understanding CVE-2019-7326

This CVE identifies a security flaw in ZoneMinder that enables attackers to run HTML or JavaScript code by exploiting a vulnerable value in the 'Host' parameter of the view console.

What is CVE-2019-7326?

Self-Stored Cross-Site Scripting (XSS) vulnerability in ZoneMinder versions up to 1.32.3 allows malicious actors to execute code through the 'Host' parameter in the view console.

The Impact of CVE-2019-7326

The vulnerability can be exploited by attackers to inject and execute malicious scripts, potentially leading to unauthorized actions, data theft, or further compromise of the affected system.

Technical Details of CVE-2019-7326

ZoneMinder's vulnerability to Self-Stored Cross-Site Scripting (XSS) can have severe consequences if not addressed promptly.

Vulnerability Description

The issue arises due to inadequate filtration in the 'Host' parameter of the view console, specifically within index.php?view=monitor, allowing attackers to inject and execute malicious code.

Affected Systems and Versions

ZoneMinder versions up to 1.32.3

Exploitation Mechanism

Attackers exploit a vulnerable value in the 'Host' parameter of the view console (console.php) to execute HTML or JavaScript code, taking advantage of the lack of proper filtration.

Mitigation and Prevention

It is crucial to take immediate steps to mitigate the risks posed by CVE-2019-7326.

Immediate Steps to Take

Update ZoneMinder to a patched version that addresses the XSS vulnerability.
Implement input validation and output encoding to prevent XSS attacks.
Regularly monitor and audit the application for any suspicious activities.

Long-Term Security Practices

Conduct regular security assessments and penetration testing to identify and address vulnerabilities proactively.
Educate developers and users on secure coding practices and the risks associated with XSS attacks.

Patching and Updates

Apply security patches and updates provided by ZoneMinder promptly to ensure protection against known vulnerabilities.