CVE-2008-0743 in Joovili
Summary
by MITRE
PHP remote file inclusion vulnerability in members_help.php in Joovili 2.1 and earlier allows remote attackers to execute arbitrary PHP code via a URL in the hlp parameter.
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Analysis
by VulDB Data Team • 07/29/2025
The CVE-2008-0743 vulnerability represents a critical remote file inclusion flaw in the Joovili content management system version 2.1 and earlier. This vulnerability exists within the members_help.php script where user input is directly incorporated into file inclusion operations without proper validation or sanitization. The flaw specifically affects the hlp parameter which accepts URL values and processes them through include or require statements, creating an avenue for malicious actors to inject and execute arbitrary PHP code on the target server.
This vulnerability falls under the CWE-98 category of Improper Input Validation, specifically manifesting as a remote file inclusion attack vector. The technical implementation involves the application accepting user-supplied URLs through the hlp parameter and then using these inputs directly in PHP file inclusion functions such as include(), require(), include_once(), or require_once(). When an attacker supplies a malicious URL, the application attempts to retrieve and execute the remote content as if it were a local PHP file, effectively allowing code execution on the server.
The operational impact of this vulnerability is severe and multifaceted. Attackers can leverage this flaw to execute arbitrary commands on the affected server, potentially leading to complete system compromise. The vulnerability enables malicious actors to upload and execute backdoors, steal sensitive data, modify content, or use the compromised server as a launching point for further attacks. This represents a direct pathway for attackers to establish persistent access and control over the target system, making it particularly dangerous for web applications handling sensitive information. The vulnerability also aligns with ATT&CK technique T1190 for Exploit Public-Facing Application and T1059.007 for Command and Scripting Interpreter: PowerShell, as it allows for remote code execution through web-based attack vectors.
Mitigation strategies for this vulnerability involve multiple layers of defensive measures. The most critical immediate action is to upgrade to a patched version of Joovili or implement proper input validation and sanitization for all user-supplied parameters. Developers should employ strict parameter validation, rejecting any input that contains URLs or suspicious patterns before processing. Implementing a whitelist approach for valid help file names and using absolute paths for file inclusion operations can prevent malicious URL injection. Additionally, disabling remote file inclusion in PHP configuration and implementing proper access controls through web application firewalls can provide additional protection layers. The vulnerability highlights the importance of secure coding practices and input validation as outlined in OWASP Top Ten and ISO 27001 security standards, emphasizing that all user inputs should be treated as untrusted and validated before use in any system operations.