CVE-2022-42121 Explained : Impact and Mitigation

A SQL injection vulnerability in the Layout module in Liferay Portal 7.1.3 through 7.4.3.4, and Liferay DXP 7.1 before fix pack 27, 7.2 before fix pack 17, 7.3 before service pack 3, and 7.4 GA allows remote authenticated attackers to execute arbitrary SQL commands via a crafted payload injected into a page template's 'Name' field.

Understanding CVE-2022-42121

This section will cover what CVE-2022-42121 is, its impact, technical details, and how to mitigate the vulnerability.

What is CVE-2022-42121?

The CVE-2022-42121 is a SQL injection vulnerability found in the Layout module of Liferay Portal versions 7.1.3 through 7.4.3.4, and Liferay DXP versions 7.1, 7.2, 7.3, and 7.4, allowing remote authenticated attackers to execute arbitrary SQL commands.

The Impact of CVE-2022-42121

This vulnerability can be exploited by attackers to inject malicious SQL commands via the 'Name' field in a page template, leading to unauthorized access or data manipulation.

Technical Details of CVE-2022-42121

Let's dive into the specific technical aspects of the CVE-2022-42121 vulnerability.

Vulnerability Description

The vulnerability arises due to improper input validation in the 'Name' field of page templates, enabling attackers to insert SQL payloads.

Affected Systems and Versions

Liferay Portal versions 7.1.3 through 7.4.3.4 and Liferay DXP versions 7.1, 7.2, 7.3, and 7.4 are affected by this vulnerability.

Exploitation Mechanism

Remote authenticated attackers can exploit this vulnerability by injecting crafted payloads into the 'Name' field of page templates.

Mitigation and Prevention

Learn how to protect your systems from CVE-2022-42121 and prevent potential exploitation.

Immediate Steps to Take

Organizations should apply the recommended patches provided by Liferay to address this vulnerability immediately.

Long-Term Security Practices

Implement secure coding practices, input validation mechanisms, and regularly update systems to prevent similar vulnerabilities in the future.

Patching and Updates

Stay informed about security updates and apply patches released by Liferay promptly to ensure the security of your systems.