CVE-2008-1123 in SiteBuilder Elite
Summary
by MITRE
Multiple PHP remote file inclusion vulnerabilities in SiteBuilder Elite 1.2 allow remote attackers to execute arbitrary PHP code via a URL in the CarpPath parameter to (1) files/carprss.php and (2) files/amazon-bestsellers.php.
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Analysis
by VulDB Data Team • 10/18/2024
The vulnerability identified as CVE-2008-1123 represents a critical remote file inclusion flaw within SiteBuilder Elite 1.2 software, specifically affecting two key files in the application's architecture. This vulnerability resides in the handling of user-supplied input within the CarpPath parameter, which is processed by the files/carprss.php and files/amazon-bestsellers.php scripts. The flaw enables malicious actors to inject arbitrary PHP code through remote URLs, creating a pathway for unauthorized code execution on the target system. Such vulnerabilities are particularly dangerous because they allow attackers to bypass normal access controls and execute malicious payloads directly on the web server.
The technical nature of this vulnerability aligns with CWE-88, which describes improper neutralization of special elements used in an expression, specifically in the context of remote file inclusion attacks. The flaw operates by accepting user input through the CarpPath parameter without proper sanitization or validation, allowing attackers to manipulate the application's behavior by injecting malicious URLs. When the application processes these URLs through the vulnerable scripts, it executes the remote code as if it were local content, effectively granting the attacker complete control over the affected system. The vulnerability demonstrates poor input validation practices and highlights the importance of proper parameter sanitization in web applications.
The operational impact of this vulnerability extends far beyond simple code execution, as it provides attackers with a complete backdoor into the target environment. Once exploited, adversaries can upload additional malicious files, establish persistent access, and potentially escalate privileges to gain administrative control over the web server. The vulnerability affects not just the immediate application but can serve as a launching point for broader attacks within the network infrastructure. Attackers may leverage this vulnerability to create a persistent presence, exfiltrate sensitive data, or use the compromised system as a pivot point for attacking other systems within the organization's network perimeter.
Mitigation strategies for this vulnerability must address both immediate remediation and long-term security improvements. The primary solution involves implementing proper input validation and sanitization measures, ensuring that all user-supplied parameters are thoroughly checked before being processed. Organizations should apply the latest security patches provided by the vendor, as this vulnerability has been widely documented and addressed through official updates. Additionally, implementing web application firewalls and input filtering mechanisms can help detect and block malicious requests before they reach the vulnerable application components. Security practices should include regular vulnerability assessments, code reviews focusing on input handling, and adherence to secure coding standards that prevent similar issues from occurring in future development cycles. The ATT&CK framework categorizes this type of vulnerability under T1190 - Exploit Public-Facing Application, emphasizing the need for comprehensive application security measures including proper parameter validation and secure coding practices to prevent exploitation.