CVE-2006-5906 in PLS-Bannieres
Summary
by MITRE
PHP remote file inclusion vulnerability in modules/bannieres/bannieres.php in Jean-Christophe Ramos SCRIPT BANNIERES (aka ban 0.1 and PLS-Bannieres 1.21) allows remote attackers to execute arbitrary PHP code via a URL in the chemin parameter. NOTE: the issue is disputed by other researchers, who observe that $chemin is defined before use
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Analysis
by VulDB Data Team • 04/27/2026
The vulnerability identified as CVE-2006-5906 represents a disputed remote file inclusion flaw within the Jean-Christophe Ramos SCRIPT BANNIERES module version 0.1 and PLS-Bannieres 1.21. This security weakness resides in the modules/bannieres/bannieres.php file where the chemin parameter is processed, potentially enabling attackers to execute arbitrary PHP code on vulnerable systems. The issue falls under the category of remote code execution vulnerabilities that have historically posed significant threats to web application security. The disputed nature of this vulnerability stems from conflicting researcher observations regarding the actual code execution path, with some asserting that the $chemin variable is properly defined before use, while others maintain the potential for exploitation exists.
From a technical perspective, this vulnerability demonstrates characteristics consistent with CWE-88, which addresses improper neutralization of special elements used in an expression, specifically in the context of remote file inclusion attacks. The flaw operates by accepting user-supplied input through the chemin parameter and incorporating it directly into file inclusion operations without adequate sanitization or validation. This pattern aligns with common remote file inclusion vulnerabilities where attacker-controlled URLs are passed to include or require functions within PHP applications. The operational impact of such a vulnerability can be severe, as it allows remote attackers to execute malicious code on the target server, potentially leading to complete system compromise, data exfiltration, or further lateral movement within network infrastructure.
The security implications of this vulnerability extend beyond simple code execution to encompass broader threats to application integrity and system confidentiality. When exploited, this flaw could enable attackers to upload and execute backdoor scripts, access sensitive database information, or manipulate application behavior in ways that compromise the entire web application stack. The disputed nature of the vulnerability highlights the importance of thorough code analysis and the potential for misinterpretation of security flaws, as different researchers may arrive at varying conclusions regarding exploitability based on their analysis of the underlying code structure and execution flow. Organizations utilizing affected versions of the SCRIPT BANNIERES module should conduct comprehensive security assessments to determine actual vulnerability exposure.
Mitigation strategies for this disputed vulnerability should include immediate code review and sanitization of user inputs, particularly parameters that influence file inclusion operations. The recommended approach involves implementing strict input validation, employing whitelisting mechanisms for file paths, and ensuring that all external inputs are properly escaped or filtered before use in dynamic file inclusion contexts. Security practitioners should also consider implementing web application firewalls that can detect and block suspicious file inclusion patterns, while maintaining updated security patches for all web application components. The vulnerability serves as a reminder of the critical importance of secure coding practices and the necessity of thorough security testing, particularly for legacy applications that may contain outdated or unpatched code components. Organizations should conduct regular vulnerability assessments and maintain awareness of disputed security findings to ensure comprehensive protection against potential exploitation vectors.