CVE-2007-3809 in Prozilla Directory Script
Summary
by MITRE
Multiple SQL injection vulnerabilities in Prozilla Directory Script allow remote attackers to execute arbitrary SQL commands via the cat_id parameter in a list action to directory.php, and other unspecified vectors.
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Analysis
by VulDB Data Team • 09/26/2024
The CVE-2007-3809 vulnerability represents a critical SQL injection flaw in the Prozilla Directory Script, a web application designed for managing directory listings. This vulnerability resides within the application's handling of user input parameters, specifically the cat_id parameter used in the list action of directory.php. The flaw allows remote attackers to inject malicious SQL commands directly into the application's database layer, potentially compromising the entire backend infrastructure. The vulnerability's severity stems from the application's failure to properly sanitize or validate input data before incorporating it into SQL queries, creating an opening for attackers to manipulate database operations.
The technical implementation of this vulnerability follows standard SQL injection patterns where the cat_id parameter lacks proper input validation and sanitization. When an attacker submits malicious input through this parameter, the application constructs SQL queries without adequate escaping or parameterization, allowing the injected SQL code to execute within the database context. This vulnerability extends beyond just the cat_id parameter as indicated by the "other unspecified vectors" component, suggesting additional attack surfaces within the application's codebase that may also be susceptible to similar injection attacks. The lack of comprehensive input validation across multiple parameters indicates a systemic security flaw in the application's data handling architecture.
The operational impact of this vulnerability is severe and multifaceted, potentially enabling attackers to perform unauthorized database operations including data extraction, modification, or deletion. Attackers could leverage this vulnerability to access sensitive user information, manipulate directory listings, or even escalate privileges within the database system. The remote nature of the attack means that adversaries do not require physical access to the system, making the vulnerability particularly dangerous as it can be exploited from anywhere on the internet. The consequences extend beyond immediate data compromise to potential system takeover, as successful SQL injection attacks can provide attackers with elevated database privileges and access to underlying system resources.
Security mitigations for this vulnerability must address both immediate remediation and long-term architectural improvements. The primary solution involves implementing proper input validation and parameterized queries to prevent SQL injection attacks, aligning with CWE-89 standards for SQL injection prevention. Organizations should implement proper input sanitization techniques including the use of prepared statements and parameterized queries, which are fundamental defenses against SQL injection as recommended by the ATT&CK framework for database access techniques. Additionally, regular security code reviews, implementation of web application firewalls, and adherence to secure coding practices should be enforced to prevent similar vulnerabilities from emerging in future development cycles. The vulnerability also underscores the importance of regular security assessments and timely patch management for legacy web applications.