CVE-2007-2202 in ACVSWS_PHP5
Summary
by MITRE
PHP remote file inclusion vulnerability in inc_ACVS/SOAP/Transport.php in Accueil et Conseil en Visites et Sejours Web Services (ACVSWS) PHP5 (ACVSWS_PHP5) 1.0 allows remote attackers to execute arbitrary PHP code via a URL in the CheminInclude parameter.
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Analysis
by VulDB Data Team • 05/25/2025
The vulnerability identified as CVE-2007-2202 represents a critical remote file inclusion flaw within the Accueil et Conseil en Visites et Sejours Web Services PHP5 (ACVSWS_PHP5) version 1.0 software. This vulnerability resides in the inc_ACVS/SOAP/Transport.php file and specifically targets the CheminInclude parameter which is susceptible to manipulation by remote attackers. The flaw stems from inadequate input validation and sanitization mechanisms that fail to properly restrict user-supplied data from being directly incorporated into file inclusion operations, creating a pathway for malicious code execution.
This vulnerability operates under the well-documented CWE-98 category, which classifies the issue as "Improper Control of Generation of Code ('Code Injection')" and more specifically aligns with CWE-88, "Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')." The technical implementation involves the software's failure to validate or sanitize the CheminInclude parameter before using it in a file inclusion context, allowing attackers to inject malicious URLs that will be processed by the PHP interpreter. When the application processes a request containing a crafted URL in this parameter, the PHP runtime executes the remote code as if it were part of the legitimate application, effectively granting attackers remote code execution capabilities.
The operational impact of this vulnerability is severe and multifaceted, as it enables attackers to execute arbitrary PHP code on the affected server with the privileges of the web application. This remote code execution capability allows threat actors to perform various malicious activities including but not limited to data exfiltration, server compromise, privilege escalation, and establishment of persistent backdoors. The vulnerability is particularly dangerous because it can be exploited without any authentication requirements, making it highly attractive to automated attack tools and opportunistic hackers. The attack surface is further expanded by the fact that the vulnerability affects a web service application, potentially allowing attackers to leverage it as a stepping stone for broader network infiltration and lateral movement within compromised environments.
Security mitigations for this vulnerability should focus on implementing robust input validation and sanitization practices that prevent user-supplied data from being processed in file inclusion operations. The primary defense mechanism involves removing or properly validating the CheminInclude parameter before it is used in any file inclusion context, ensuring that only legitimate local file paths are accepted. Additionally, implementing proper parameter validation through the use of allowlists or strict input filtering can prevent malicious URLs from being processed. Organizations should also consider implementing the principle of least privilege by restricting the web server's file inclusion capabilities and ensuring that the application does not have unnecessary permissions to access remote resources. The mitigation strategy should align with ATT&CK framework technique T1059.007, which addresses "Command and Scripting Interpreter: PowerShell," and more broadly with defensive measures against code injection attacks. Regular security updates and patches should be applied to ensure that known vulnerabilities are addressed, and comprehensive monitoring should be implemented to detect suspicious file inclusion activities that may indicate exploitation attempts.