CVE-2007-6325 in Fastpublish CMS
Summary
by MITRE
PHP remote file inclusion vulnerability in adminbereich/designconfig.php in Fastpublish CMS 1.9999 allows remote attackers to execute arbitrary PHP code via a URL in the config[fsBase] parameter, a different vector than CVE-2006-2726.
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Analysis
by VulDB Data Team • 10/12/2024
The vulnerability identified as CVE-2007-6325 represents a critical remote file inclusion flaw within the Fastpublish CMS version 1.9999, specifically affecting the adminbereich/designconfig.php component. This security weakness enables malicious actors to inject and execute arbitrary PHP code on the target system by manipulating the config[fsBase] parameter through a URL reference. The vulnerability operates through a remote code execution vector that differs significantly from previously identified threats such as CVE-2006-2726, establishing it as a distinct attack pathway within the CMS ecosystem.
The technical implementation of this vulnerability stems from inadequate input validation and sanitization within the Fastpublish CMS administrative interface. When the application processes the config[fsBase] parameter, it fails to properly validate or sanitize the incoming URL data, allowing attackers to inject malicious file paths that point to remote servers hosting malicious PHP code. This flaw directly maps to CWE-98, which describes improper control of code generation and execution, specifically in the context of remote file inclusion vulnerabilities. The vulnerability exploits the application's trust in user-supplied input without adequate security controls to prevent code injection attacks.
The operational impact of this vulnerability extends beyond simple code execution, creating significant risks for affected systems and their operators. Successful exploitation allows attackers to execute arbitrary commands on the vulnerable server, potentially leading to complete system compromise, data exfiltration, and unauthorized access to sensitive information. The remote nature of the attack means that threat actors can exploit this vulnerability from anywhere on the internet without requiring physical access or local system credentials. This characteristic aligns with ATT&CK technique T1190, which describes the use of remote access tools and exploitation of web application vulnerabilities to establish persistent access to target systems.
Organizations utilizing Fastpublish CMS 1.9999 must implement immediate mitigation strategies to address this vulnerability. The primary recommendation involves implementing strict input validation and sanitization measures within the application code, particularly around the config[fsBase] parameter handling. Security patches should be applied to update the CMS to a version that addresses this specific vulnerability, while administrators should consider implementing web application firewalls to detect and block malicious requests targeting this vulnerability. Additionally, the principle of least privilege should be enforced by limiting the web server's ability to access remote resources, and input parameters should be validated against a strict whitelist of acceptable values to prevent unauthorized code execution attempts. The vulnerability demonstrates the critical importance of secure coding practices and input validation in preventing remote code execution attacks that can lead to complete system compromise.