CVE-2007-2089 in Article Component
Summary
by MITRE
Multiple PHP remote file inclusion vulnerabilities in the Jx Development Article 1.1 and earlier component for Mambo and Joomla! allow remote attackers to execute arbitrary PHP code via a URL in the absolute_path parameter to com_articles.php in (1) components/ or (2) classes/html/.
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Analysis
by VulDB Data Team • 09/05/2024
The vulnerability identified as CVE-2007-2089 represents a critical remote file inclusion flaw affecting Jx Development Article component versions 1.1 and earlier when used with Mambo and Joomla! content management systems. This vulnerability resides in the handling of user-supplied input within the absolute_path parameter, which is processed in two distinct locations: components/com_articles.php and classes/html/com_articles.php. The flaw stems from inadequate input validation and sanitization mechanisms that fail to properly restrict the scope of file inclusion operations, creating an avenue for malicious actors to inject arbitrary PHP code through carefully crafted URLs.
The technical nature of this vulnerability aligns with CWE-88, which describes improper neutralization of special elements used in an OS command, and more specifically with CWE-94, which addresses the execution of arbitrary code or commands. The vulnerability operates at the application layer where user-controllable parameters are directly incorporated into file inclusion directives without proper sanitization. When an attacker supplies a malicious URL in the absolute_path parameter, the vulnerable application processes this input without adequate validation, allowing the system to attempt to include and execute the remote file as if it were a legitimate component of the application.
From an operational impact perspective, this vulnerability presents a severe threat to web application security as it enables remote code execution capabilities that can be leveraged for complete system compromise. Attackers can exploit this vulnerability to upload and execute malicious scripts, potentially gaining full control over the affected web server. The attack surface is particularly concerning given that the vulnerability affects widely used CMS platforms like Mambo and Joomla!, which are deployed across numerous organizations and websites. The remote nature of the exploit means that attackers do not require local system access or credentials to initiate the attack, making it particularly dangerous for web applications that are publicly accessible.
The attack pattern associated with this vulnerability follows established tactics from the MITRE ATT&CK framework, specifically mapping to T1190 for exploitation of remote services and T1059 for execution of code through command injection. The vulnerability can be exploited through various attack vectors including direct URL manipulation, web application scanning tools, or by leveraging automated exploit frameworks. Organizations running vulnerable versions of the Jx Development Article component face significant risk of data breaches, service disruption, and potential lateral movement within their network infrastructure. The impact extends beyond immediate code execution to include potential privilege escalation, data exfiltration, and establishment of persistent backdoors that can be used for extended periods without detection.
Mitigation strategies for this vulnerability should prioritize immediate patching of affected systems with the latest security updates provided by the Joomla! and Mambo communities. Organizations should implement proper input validation and sanitization measures, including the use of allowlists for file inclusion parameters and strict validation of URL formats. Network segmentation and web application firewalls can provide additional layers of protection by monitoring and filtering suspicious traffic patterns. Regular security audits and vulnerability assessments should be conducted to identify similar flaws in other components and ensure that all third-party extensions are kept up to date. System administrators should also implement proper logging and monitoring to detect unauthorized access attempts and potential exploitation activities, as the vulnerability can be used to establish persistent access to affected systems.