CVE-2008-1069 in Quantum Game Library
Summary
by MITRE
Multiple PHP remote file inclusion vulnerabilities in Quantum Game Library 0.7.2c allow remote attackers to execute arbitrary PHP code via a URL in the CONFIG[gameroot] parameter to (1) server_request.php and (2) qlib/smarty.inc.php.
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Analysis
by VulDB Data Team • 10/18/2024
The vulnerability identified as CVE-2008-1069 represents a critical remote file inclusion flaw within the Quantum Game Library version 0.7.2c, specifically affecting two key files in the application's architecture. This vulnerability falls under the category of insecure direct object reference and improper input validation, creating a pathway for malicious actors to execute arbitrary PHP code on the affected server. The flaw exists in the CONFIG[gameroot] parameter handling within server_request.php and qlib/smarty.inc.php, which fail to properly sanitize user-supplied input before incorporating it into file inclusion operations.
The technical exploitation of this vulnerability relies on the application's improper handling of the gameroot configuration parameter, which is directly used in include or require statements without adequate validation or sanitization. When an attacker provides a malicious URL as the value for CONFIG[gameroot], the application processes this input without sufficient security controls, leading to the inclusion of remote files from attacker-controlled servers. This behavior aligns with CWE-98, which describes improper control of code generation, and CWE-20, which covers improper input validation. The vulnerability is particularly dangerous because it allows attackers to inject and execute arbitrary PHP code, potentially leading to complete server compromise.
The operational impact of this vulnerability extends far beyond simple code execution, as it provides attackers with the capability to escalate privileges, access sensitive data, and establish persistent backdoors within the affected system. Attackers can leverage this vulnerability to upload malicious files, modify existing code, or even gain shell access to the server, making it a severe threat to the application's integrity and the organization's overall security posture. The vulnerability affects the application's core functionality and can result in data breaches, service disruption, and potential lateral movement within the network. According to ATT&CK framework, this vulnerability maps to T1059.007 for execution via PHP and T1190 for exploitation of remote services, demonstrating the multi-faceted nature of the threat.
Mitigation strategies for this vulnerability require immediate implementation of input validation and sanitization measures throughout the application's codebase, particularly in areas where user input influences file inclusion operations. The recommended approach involves implementing strict parameter validation, using allowlists for acceptable values, and avoiding dynamic file inclusion based on user input. Organizations should also consider implementing web application firewalls to detect and block suspicious requests containing malicious file inclusion patterns. Additionally, the application should be upgraded to a patched version of Quantum Game Library, as the vulnerability was likely addressed in subsequent releases through proper input validation and secure coding practices. The fix should incorporate proper parameter sanitization techniques and eliminate the direct use of user-supplied data in file inclusion operations, following secure coding guidelines and industry best practices for preventing remote file inclusion attacks.