CVE-2021-29053 : Security Advisory and Response
Discover the impact of CVE-2021-29053, multiple SQL injection flaws in Liferay Portal 7.3.5 and DXP 7.3, enabling remote authenticated users to execute arbitrary SQL commands.
A detailed analysis of multiple SQL injection vulnerabilities found in Liferay Portal 7.3.5 and Liferay DXP 7.3 before fix pack 1 that could be exploited by remote authenticated users to execute arbitrary SQL commands.
Understanding CVE-2021-29053
This section delves into the critical aspects of CVE-2021-29053.
What is CVE-2021-29053?
CVE-2021-29053 exposes multiple SQL injection vulnerabilities in Liferay Portal 7.3.5 and Liferay DXP 7.3 pre-fix pack 1, enabling remote authenticated users to run arbitrary SQL commands through specific functions.
The Impact of CVE-2021-29053
These vulnerabilities could potentially lead to unauthorized access, data manipulation, and in severe cases, complete system compromise if exploited by malicious entities.
Technical Details of CVE-2021-29053
This section outlines the technical specifics of CVE-2021-29053.
Vulnerability Description
The vulnerability arises due to improper input sanitization in certain functions, allowing attackers to inject and execute SQL commands through crafted parameter values.
Affected Systems and Versions
Liferay Portal 7.3.5 and Liferay DXP 7.3 versions before fix pack 1 are confirmed to be impacted by these security flaws.
Exploitation Mechanism
Remote authenticated users can leverage the 'classPKField' parameter in CommerceChannelRelFinder.countByC_C and CommerceChannelRelFinder.findByC_C to execute unauthorized SQL commands.
Mitigation and Prevention
Outlined are the crucial steps to mitigate and prevent potential exploitation of CVE-2021-29053.
Immediate Steps to Take
Users are advised to apply the latest security patches and updates provided by Liferay to address these vulnerabilities promptly.
Long-Term Security Practices
Implement strict input validation mechanisms and conduct regular security audits to identify and remediate such security loopholes in the future.
Patching and Updates
Keep systems updated with the latest vendor patches to ensure robust protection against SQL injection attacks.