CVE-2006-2241 in Fast Click
Summary
by MITRE
PHP remote file inclusion vulnerability in show.php in Fast Click SQL Lite 1.1.3 and earlier allows remote attackers to execute arbitrary PHP code via a URL in the path parameter. NOTE: This is a different vulnerability than CVE-2006-2175.
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Analysis
by VulDB Data Team • 10/20/2025
The vulnerability identified as CVE-2006-2241 represents a critical remote file inclusion flaw in the Fast Click SQL Lite 1.1.3 web application, specifically affecting the show.php script. This vulnerability falls under the category of insecure direct object references and remote code execution, with implications that extend beyond simple data manipulation to full system compromise. The flaw stems from inadequate input validation mechanisms that fail to properly sanitize user-supplied data before incorporating it into dynamic file inclusion operations, creating an avenue for malicious actors to inject arbitrary PHP code through carefully crafted URLs.
The technical implementation of this vulnerability occurs when the application processes user input through the path parameter in the show.php script without sufficient sanitization or validation. Attackers can exploit this weakness by supplying a malicious URL as the path value, which the application then includes and executes as PHP code. This type of vulnerability is classified as CWE-88, known as "Argument Injection or Modification," and specifically maps to CWE-94, "Improper Control of Generation of Code," which encompasses the execution of arbitrary code through improper handling of user input. The vulnerability's classification aligns with ATT&CK technique T1190, "Exploit Public-Facing Application," as it targets web applications accessible over networks.
The operational impact of this vulnerability is severe and multifaceted, as it provides attackers with complete control over the affected system. Once exploited, malicious actors can execute arbitrary commands, access sensitive data, modify application functionality, and potentially establish persistent backdoors. The vulnerability affects all versions of Fast Click SQL Lite up to and including version 1.1.3, making it particularly dangerous as organizations may have legacy systems running these outdated versions. The remote nature of the exploit means that attackers can leverage this vulnerability from anywhere on the internet without requiring local system access or credentials, significantly increasing the attack surface and potential for widespread compromise.
Mitigation strategies for this vulnerability must address both immediate remediation and long-term security improvements. Organizations should implement immediate patching procedures to upgrade to versions of Fast Click SQL Lite that contain proper input validation and sanitization mechanisms. The recommended approach involves implementing strict input validation that filters or rejects any input containing suspicious characters or patterns commonly associated with remote file inclusion attacks. Additionally, developers should adopt secure coding practices that avoid dynamic file inclusion with user-supplied data, instead utilizing whitelisting mechanisms or predefined configuration files. The implementation of web application firewalls and security monitoring systems can provide additional layers of protection, while regular security assessments and vulnerability scanning should be conducted to identify similar weaknesses in other applications. This vulnerability demonstrates the critical importance of input validation and secure coding practices in preventing remote code execution attacks that can lead to complete system compromise.