CVE-2009-3324 in prodler
Summary
by MITRE
PHP remote file inclusion vulnerability in include/prodler.class.php in ProdLer 2.0 and earlier allows remote attackers to execute arbitrary PHP code via a URL in the sPath parameter.
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Analysis
by VulDB Data Team • 12/15/2024
The vulnerability identified as CVE-2009-3324 represents a critical remote file inclusion flaw within the ProdLer 2.0 content management system that exposes systems to arbitrary code execution attacks. This vulnerability resides in the include/prodler.class.php file and specifically targets the sPath parameter handling mechanism. The flaw enables remote attackers to inject malicious URLs that are then included and executed as PHP code on the target server, creating a severe security risk that can lead to complete system compromise.
This vulnerability manifests as a classic remote file inclusion (RFI) exploit that operates through improper input validation and sanitization of user-supplied parameters. The sPath parameter in the ProdLer application fails to properly validate or sanitize external URLs before incorporating them into the application's execution flow. When an attacker supplies a malicious URL through this parameter, the application's include mechanism processes the URL as if it were a local file path, effectively executing the remote code on the server. This vulnerability directly maps to CWE-88, which describes improper neutralization of special elements used in an expression, and CWE-94, which addresses the execution of arbitrary code or commands.
The operational impact of this vulnerability extends far beyond simple code execution, as it provides attackers with complete control over the affected system. Once exploited, attackers can upload additional malicious files, establish persistent backdoors, escalate privileges, and potentially use the compromised system as a launching point for further attacks within the network. The vulnerability affects all versions of ProdLer 2.0 and earlier, making it particularly concerning given the widespread use of this content management system in web applications. Attackers can leverage this vulnerability through simple HTTP requests that include malicious URLs in the sPath parameter, making exploitation relatively straightforward and automated.
Mitigation strategies for CVE-2009-3324 must address both immediate remediation and long-term security hardening. The primary solution involves upgrading to a patched version of ProdLer that properly validates and sanitizes the sPath parameter, ensuring that only trusted local file paths are processed. Additionally, implementing input validation that rejects external URLs and employs proper parameter sanitization techniques can prevent exploitation attempts. Security measures should include disabling remote file inclusion features, implementing proper access controls, and configuring the web server to restrict file inclusion from external sources. Organizations should also consider implementing web application firewalls and monitoring for suspicious parameter usage patterns that could indicate exploitation attempts. The ATT&CK framework categorizes this vulnerability under T1190 for exploit public-facing application and T1059 for command and scripting interpreter, highlighting the multi-stage nature of attacks that leverage such vulnerabilities.