CVE-2019-8423 : Security Advisory and Response

ZoneMinder up to version 1.32.3 is vulnerable to SQL Injection via the filter[Query][terms][0][cnj] parameter in the skins/classic/views/events.php file.

Understanding CVE-2019-8423

This CVE identifies a SQL Injection vulnerability in ZoneMinder software.

What is CVE-2019-8423?

The filter[Query][terms][0][cnj] parameter in ZoneMinder up to version 1.32.3 can be exploited for SQL Injection in the skins/classic/views/events.php file.

The Impact of CVE-2019-8423

This vulnerability allows attackers to execute malicious SQL queries, potentially leading to unauthorized access, data manipulation, or data exfiltration.

Technical Details of CVE-2019-8423

ZoneMinder through 1.32.3 has SQL Injection via the skins/classic/views/events.php filter[Query][terms][0][cnj] parameter.

Vulnerability Description

The filter[Query][terms][0][cnj] parameter in ZoneMinder is not properly sanitized, allowing attackers to inject SQL commands.

Affected Systems and Versions

Systems running ZoneMinder up to version 1.32.3

Exploitation Mechanism

Attackers can exploit the vulnerable parameter in the events.php file to inject malicious SQL queries.

Mitigation and Prevention

It is crucial to take immediate steps to mitigate the risks posed by CVE-2019-8423.

Immediate Steps to Take

Update ZoneMinder to a patched version that addresses the SQL Injection vulnerability.
Implement input validation and parameterized queries to prevent SQL Injection attacks.

Long-Term Security Practices

Regularly monitor and audit your software for security vulnerabilities.
Educate developers on secure coding practices to prevent similar vulnerabilities.

Patching and Updates

Stay informed about security updates and patches released by ZoneMinder.
Promptly apply patches to ensure your system is protected against known vulnerabilities.