CVE-2009-0104 in EZpack
Summary
by MITRE
SQL injection vulnerability in index.php in EZpack 4.2b2 allows remote attackers to execute arbitrary SQL commands via the qType parameter in a webboard prog action.
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Analysis
by VulDB Data Team • 11/21/2024
The vulnerability identified as CVE-2009-0104 represents a critical sql injection flaw within the EZpack 4.2b2 content management system that specifically targets the index.php file. This vulnerability resides in the webboard program action functionality where the qType parameter is processed without adequate input validation or sanitization. The flaw enables remote attackers to inject malicious sql commands directly into the application's database query execution pipeline, potentially compromising the entire underlying database infrastructure. The vulnerability affects the webboard component which is commonly used for forum-like functionalities within the ezpack system, making it a prime target for exploitation by malicious actors seeking unauthorized database access.
The technical implementation of this vulnerability stems from improper parameter handling within the index.php script where the qType parameter is directly incorporated into sql query construction without appropriate sanitization measures. This represents a classic sql injection vector where user-supplied input flows directly into database commands without proper escaping or parameterization. The vulnerability aligns with CWE-89 which specifically addresses improper neutralization of special elements used in sql commands, and it demonstrates the dangerous practice of concatenating user input directly into sql statements. Attackers can exploit this by crafting malicious qType values that manipulate the sql query structure, potentially leading to data extraction, modification, or deletion operations. The vulnerability is particularly concerning because it operates at the database level, allowing for extensive lateral movement and data compromise.
The operational impact of this vulnerability extends beyond simple data theft to encompass complete system compromise and potential service disruption. Remote attackers can leverage this vulnerability to extract sensitive information from the database including user credentials, personal data, and system configurations. The exploitation can result in unauthorized access to administrative functions, data corruption, or complete database takeover. Organizations using EZpack 4.2b2 are particularly vulnerable as this flaw affects the core webboard functionality that many applications rely upon for user interaction and content management. The vulnerability also creates opportunities for attackers to establish persistent access through data manipulation or to perform privilege escalation attacks. According to ATT&CK framework, this vulnerability maps to T1190 - Exploit Public-Facing Application and T1071.004 - Application Layer Protocol: DNS, as attackers may use this to establish command and control channels or to exfiltrate data through database connections.
Mitigation strategies for CVE-2009-0104 should prioritize immediate patching of the EZpack 4.2b2 application to address the sql injection vulnerability. Organizations must implement proper input validation and sanitization measures, ensuring that all user-supplied parameters undergo rigorous filtering before being processed by the sql engine. The implementation of prepared statements or parameterized queries should be mandatory for all database interactions, effectively preventing sql injection attacks by separating sql commands from data. Network segmentation and firewall rules should be configured to limit access to the affected webboard functionality, while intrusion detection systems should be deployed to monitor for suspicious sql query patterns. Additionally, regular security audits and code reviews should be conducted to identify similar vulnerabilities in other components of the application stack. Organizations should also implement database access controls and monitoring to detect unauthorized database activities, as outlined in the NIST cybersecurity framework for vulnerability management and incident response protocols.