CVE-2006-5155 in VideoDB
Summary
by MITRE
PHP remote file inclusion vulnerability in core/pdf.php in VideoDB 2.2.1 and earlier allows remote attackers to execute arbitrary PHP code via the config[pdf_module] parameter.
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Analysis
by VulDB Data Team • 04/23/2026
The vulnerability identified as CVE-2006-5155 represents a critical remote file inclusion flaw in VideoDB version 2.2.1 and earlier, specifically within the core/pdf.php component. This issue stems from inadequate input validation and sanitization mechanisms that fail to properly restrict user-supplied data from being directly incorporated into file inclusion operations. The vulnerability is particularly dangerous because it allows remote attackers to inject malicious file paths through the config[pdf_module] parameter, which is then processed without sufficient security checks. The flaw exists in the application's handling of configuration parameters where user input is concatenated directly into file system operations, creating an environment where arbitrary code execution becomes possible.
This vulnerability maps directly to CWE-88, which describes improper neutralization of special elements used in an expression, and CWE-94, which covers improper control of generation of code. The attack vector leverages the PHP include or require functions that accept dynamic file paths, allowing an attacker to specify any valid file path that can be resolved by the web server. When the config[pdf_module] parameter contains malicious input such as a remote URL pointing to a PHP script hosted on an attacker-controlled server, the application will attempt to include and execute that file, effectively granting the attacker remote code execution capabilities. The vulnerability is classified as a remote code execution vulnerability under the MITRE ATT&CK framework, specifically mapping to technique T1059.007 for command and scripting interpreter and T1566 for phishing with malicious attachments.
The operational impact of this vulnerability is severe as it provides attackers with complete control over the affected system. Once exploited, attackers can execute arbitrary commands on the web server, potentially leading to data theft, system compromise, or further lateral movement within the network. The vulnerability affects not only the immediate application but can also serve as a foothold for more extensive attacks, especially when the web server has elevated privileges or access to sensitive data repositories. Organizations running affected versions of VideoDB are at significant risk of unauthorized access and potential data breaches, as the vulnerability does not require authentication and can be exploited remotely.
Mitigation strategies for this vulnerability should include immediate patching of the VideoDB application to version 2.2.2 or later, which contains the necessary fixes for this issue. System administrators should also implement input validation and sanitization measures to prevent user-supplied data from being used in file inclusion operations. The recommended approach involves implementing strict parameter validation, using allowlists for acceptable values, and avoiding dynamic file inclusion where possible. Additionally, implementing web application firewalls and security monitoring solutions can help detect and prevent exploitation attempts. Organizations should also consider implementing the principle of least privilege for web server accounts and ensure that the application runs with minimal required permissions to limit potential damage from successful exploitation. The vulnerability highlights the critical importance of proper input validation and secure coding practices in preventing remote code execution vulnerabilities in web applications.