CVE-2022-4815 : What You Need to Know

This article provides detailed information about CVE-2022-4815, a vulnerability in Hitachi Vantara Pentaho Business Analytics Server that allows the deserialization of untrusted JSON data, impacting versions before 9.4.0.1 and 9.3.0.3.

Understanding CVE-2022-4815

CVE-2022-4815 is a security vulnerability found in Hitachi Vantara Pentaho Business Analytics Server, affecting versions prior to 9.4.0.1 and 9.3.0.3. The vulnerability enables the deserialization of untrusted JSON data without proper constraints on approved classes and methods, potentially leading to object injection.

What is CVE-2022-4815?

CVE-2022-4815 allows attackers to inject malicious objects by exploiting the deserialization of untrusted JSON data in Hitachi Vantara Pentaho Business Analytics Server versions prior to 9.4.0.1 and 9.3.0.3.

The Impact of CVE-2022-4815

The impact of CVE-2022-4815 is rated as HIGH, with confidentiality, integrity, and availability being severely compromised. Attackers with low privileges can exploit this vulnerability, requiring user interaction but posing significant risks to affected systems.

Technical Details of CVE-2022-4815

Vulnerability Description

Hitachi Vantara Pentaho Business Analytics Server versions before 9.4.0.1 and 9.3.0.3 allow the deserialization of untrusted JSON data without restricting the parser to approved classes and methods, facilitating object injection.

Affected Systems and Versions

The vulnerability affects Hitachi Vantara Pentaho Business Analytics Server versions 1.0 (maven) up to 8.3.x, with versions before 9.4.0.1 and 9.3.0.3 being impacted.

Exploitation Mechanism

Attackers can exploit CVE-2022-4815 by providing malicious JSON data to the server, which when deserialized, can execute unauthorized code and compromise system security.

Mitigation and Prevention

Immediate Steps to Take

To mitigate CVE-2022-4815, users should update Hitachi Vantara Pentaho Business Analytics Server to versions 9.4.0.1 or 9.3.0.3 or apply patches provided by the vendor. Additionally, review and restrict deserialization permissions to trusted classes only.

Long-Term Security Practices

Implement secure coding practices, enforce data validation, and regularly monitor and update server configurations to prevent similar vulnerabilities in the future.

Patching and Updates

Regularly check for security updates from Hitachi Vantara and promptly apply patches to address known vulnerabilities like CVE-2022-4815.