CVE-2009-2113 in FretsWeb
Summary
by MITRE
Multiple SQL injection vulnerabilities in FretsWeb 1.2 allow remote attackers to execute arbitrary SQL commands via the (1) name parameter to player.php and the (2) hash parameter to song.php.
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Analysis
by VulDB Data Team • 12/01/2024
The vulnerability identified as CVE-2009-2113 affects FretsWeb version 1.2 and represents a critical security flaw that exposes the application to remote code execution through SQL injection attacks. This vulnerability exists within the web application's handling of user input parameters, specifically targeting two distinct endpoints that process data without proper sanitization or validation. The affected parameters include the name parameter in player.php and the hash parameter in song.php, both of which are susceptible to malicious input that can manipulate the underlying database queries.
The technical implementation of this vulnerability stems from the application's failure to properly escape or validate user-supplied input before incorporating it into SQL database queries. When attackers submit malicious payloads through the name parameter in player.php or the hash parameter in song.php, the application directly incorporates these values into database commands without adequate filtering mechanisms. This allows threat actors to inject additional SQL commands that can manipulate the database structure, extract sensitive information, modify data, or even execute system-level commands depending on the database configuration and privileges.
From an operational perspective, this vulnerability presents a severe risk to FretsWeb installations as it enables remote attackers to gain unauthorized access to the underlying database system. The impact extends beyond simple data theft to potentially allow full system compromise, especially if the database user account has elevated privileges. Attackers can leverage this vulnerability to extract user credentials, modify song databases, manipulate player statistics, or gain access to administrative functions within the application. The remote nature of the attack means that no local system access is required, making the vulnerability particularly dangerous for publicly accessible web applications.
The vulnerability aligns with CWE-89, which specifically addresses SQL injection flaws in software applications, and represents a classic example of improper input validation in web applications. According to ATT&CK framework, this vulnerability maps to T1190 - Exploit Public-Facing Application, where adversaries exploit weaknesses in externally accessible applications to gain initial access. The attack surface is particularly concerning as it targets common web application parameters that are frequently used in legitimate user interactions, making detection more difficult for security monitoring systems. Organizations running FretsWeb 1.2 should immediately implement mitigations including input validation, parameterized queries, and proper output encoding to prevent exploitation of this vulnerability. Additionally, comprehensive database access controls and regular security audits should be implemented to minimize potential damage from successful exploitation attempts.
The remediation approach for this vulnerability requires immediate patching of the FretsWeb application to version 1.3 or later, which includes proper input sanitization and validation mechanisms. Security teams should also implement web application firewalls to monitor and filter suspicious SQL injection patterns, while conducting thorough code reviews to identify similar vulnerabilities in other application components. Regular penetration testing and vulnerability assessments should be performed to ensure that similar issues do not exist in other parts of the application architecture, particularly in areas that handle user input for database operations.