CVE-2006-6732 in cwmVote
Summary
by MITRE
PHP remote file inclusion vulnerability in archive.php in cwmVote 1.0 allows remote attackers to execute arbitrary PHP code via a URL in the abs parameter.
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Analysis
by VulDB Data Team • 09/21/2025
The vulnerability identified as CVE-2006-6732 represents a critical remote file inclusion flaw in the cwmVote 1.0 web application that exposes systems to arbitrary code execution. This vulnerability specifically affects the archive.php script where user input is improperly handled, creating a pathway for malicious actors to inject and execute arbitrary PHP code on the target server. The vulnerability stems from the application's failure to validate or sanitize the abs parameter, which is directly used in a file inclusion operation without proper input sanitization mechanisms.
The technical exploitation of this vulnerability occurs when an attacker crafts a malicious URL and passes it through the abs parameter, allowing the application to include and execute remote files. This type of vulnerability falls under the Common Weakness Enumeration category CWE-98, which specifically addresses Improper Control of Resource Identifiers, and more broadly aligns with CWE-88 which covers Improper Neutralization of Argument Delimiters in a Command. The flaw demonstrates a classic path traversal and code injection vulnerability where user-supplied input is directly incorporated into server-side file operations without adequate validation or sanitization.
From an operational perspective, this vulnerability presents a severe risk to affected systems as it enables attackers to execute arbitrary code with the privileges of the web server process. The impact extends beyond simple code execution to potentially allow full system compromise, data exfiltration, and establishment of persistent backdoors. Attackers can leverage this vulnerability to upload malicious payloads, escalate privileges, and maintain unauthorized access to the compromised system. The vulnerability is particularly dangerous in environments where the web server has elevated permissions or access to sensitive data repositories.
The attack vector for CVE-2006-6732 aligns with the MITRE ATT&CK framework under the T1190 technique for Exploit Public-Facing Application, specifically targeting the execution of arbitrary code through vulnerable web applications. This vulnerability would typically be exploited through reconnaissance activities where attackers identify the vulnerable cwmVote application, craft malicious payloads targeting the archive.php script with the abs parameter, and execute commands remotely. The exploitation process follows standard remote code execution patterns where the attacker leverages the lack of input validation to inject malicious code that gets executed by the web server.
Mitigation strategies for this vulnerability should include immediate patching of the cwmVote application to version 1.1 or later, which addresses the file inclusion flaw through proper input validation and sanitization. Organizations should implement proper input validation mechanisms that reject or sanitize any URL parameters before they are processed in file inclusion operations. Network-level protections such as web application firewalls should be configured to detect and block malicious requests containing suspicious URL patterns. Additionally, system administrators should ensure that the web server operates with minimal required privileges and that proper access controls are implemented to limit the potential impact of successful exploitation. The vulnerability also underscores the importance of secure coding practices including the principle of least privilege and input validation as fundamental security measures that should be integrated into all application development processes.