CVE-2018-6398 in CP Event Calendar
Summary
by MITRE
SQL Injection exists in the CP Event Calendar 3.0.1 component for Joomla! via the id parameter in a task=load action.
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Analysis
by VulDB Data Team • 07/03/2024
The vulnerability identified as CVE-2018-6398 represents a critical sql injection flaw within the CP Event Calendar 3.0.1 component for Joomla! platforms. This security weakness specifically manifests through the id parameter when processing task=load actions, creating an avenue for malicious actors to manipulate database queries and potentially gain unauthorized access to sensitive information. The vulnerability resides in the component's insufficient input validation mechanisms, allowing attackers to inject malicious sql code that bypasses normal authentication and authorization controls.
The technical exploitation of this vulnerability follows established patterns documented in CWE-89, which categorizes sql injection as a severe weakness in application security. Attackers can craft malicious requests that append sql commands to the id parameter, effectively manipulating the backend database queries executed by the Joomla! component. When the application processes these requests without proper sanitization or parameterization, the injected sql code executes within the database context, potentially leading to data extraction, modification, or deletion. The vulnerability is particularly concerning because it operates within a widely used content management system component, amplifying its potential impact across numerous vulnerable installations.
The operational impact of this vulnerability extends beyond simple data theft, encompassing full system compromise potential and regulatory compliance violations. Successful exploitation can result in unauthorized access to calendar events, user information, and potentially other database records stored within the Joomla installations face significant risk of data breaches, service disruption, and potential legal consequences due to compromised user data and regulatory violations under standards such as gdpr and hipaa.
Mitigation strategies for this vulnerability should prioritize immediate patching of the CP Event Calendar component to version 3.0.2 or later, which contains the necessary security fixes. System administrators should implement proper input validation and parameterized queries to prevent similar vulnerabilities in custom applications. Network segmentation and web application firewalls can provide additional layers of protection while patches are deployed. Regular security assessments and vulnerability scanning should be conducted to identify other potential sql injection vulnerabilities within the Joomla! ecosystem. Organizations should also consider implementing database activity monitoring solutions to detect anomalous sql query patterns that may indicate exploitation attempts. The remediation process must include thorough testing to ensure that patch deployment does not introduce compatibility issues with existing functionality while maintaining compliance with industry security standards.