CVE-2006-4622 in AnnonceV
Summary
by MITRE
PHP remote file inclusion vulnerability in annonce.php in AnnonceV (aka annoncesV) 1.1 allows remote attackers to execute arbitrary PHP code via a URL in the page parameter.
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Analysis
by VulDB Data Team • 07/02/2025
The CVE-2006-4622 vulnerability represents a critical remote file inclusion flaw in the AnnonceV (also known as annoncesV) content management system version 1.1. This vulnerability specifically affects the annonce.php script which processes user input through the page parameter, creating an exploitable condition that allows remote attackers to inject and execute arbitrary PHP code on the target system. The flaw stems from inadequate input validation and sanitization mechanisms within the application's parameter handling logic, enabling malicious actors to manipulate the application's behavior through crafted HTTP requests.
This vulnerability falls under the CWE-98 category of "Include File Injection" and aligns with the broader class of remote code execution vulnerabilities that have been consistently identified in web applications. The technical implementation involves the application directly incorporating user-supplied input into file inclusion directives without proper validation, allowing attackers to specify external URLs that contain malicious PHP code. When the application processes the malicious page parameter, it effectively executes the remote code as if it were part of the local application, creating a persistent backdoor for attacker-controlled operations. The vulnerability is particularly dangerous because it operates at the application layer and can be exploited without requiring authentication or prior access to the system.
The operational impact of this vulnerability extends beyond simple code execution to encompass complete system compromise and data exfiltration capabilities. Attackers can leverage this flaw to establish persistent access, deploy additional malware, modify application functionality, or extract sensitive information from the compromised system. The vulnerability also provides attackers with the ability to escalate privileges and potentially move laterally within network environments, especially when the compromised web server has access to internal resources. From an ATT&CK framework perspective, this vulnerability maps to techniques such as T1059.001 (Command and Scripting Interpreter: PHP) and T1078.004 (Valid Accounts: Cloud Accounts) when attackers gain access through compromised web applications.
Mitigation strategies for CVE-2006-4622 should prioritize immediate patching of the affected AnnonceV 1.1 application to the latest available version that addresses the file inclusion vulnerability. Organizations should implement input validation measures that sanitize all user-supplied parameters, particularly those used in file inclusion contexts, by employing allowlists of permitted values or strict validation of URL formats. Web application firewalls can provide additional protection by monitoring for suspicious patterns in HTTP requests that attempt to exploit such vulnerabilities. Security configurations should disable remote file inclusion capabilities within PHP applications and enforce strict file access controls. Regular security assessments and code reviews should be conducted to identify similar vulnerabilities in other applications, while network segmentation and monitoring systems should be deployed to detect and respond to exploitation attempts. The vulnerability also underscores the importance of keeping all web applications updated and following secure coding practices to prevent similar issues in future development cycles.