CVE-2006-3238 in VBZooM
Summary
by MITRE
Multiple SQL injection vulnerabilities in VBZooM 1.00 and earlier allow remote attackers to execute arbitrary SQL commands via the (1) MemberID parameter to rank.php, and the (2) QuranID parameter to lng.php.
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Analysis
by VulDB Data Team • 07/30/2018
The vulnerability described in CVE-2006-3238 represents a critical SQL injection flaw affecting VBZooM version 1.00 and earlier, presenting significant security risks to web applications that fail to properly validate user input. This vulnerability manifests through two distinct attack vectors within the application's PHP scripts, specifically targeting the rank.php and lng.php files where user-supplied parameters are directly incorporated into SQL queries without adequate sanitization or parameterization. The vulnerability falls under CWE-89 which categorizes SQL injection as a common weakness in web application security where untrusted data is improperly integrated into database queries, creating opportunities for attackers to manipulate database operations and potentially gain unauthorized access to sensitive information.
The technical exploitation of this vulnerability occurs when remote attackers provide malicious input through the MemberID parameter in rank.php and the QuranID parameter in lng.php. These parameters are directly concatenated into SQL statements without proper input validation or parameter binding mechanisms, allowing attackers to inject malicious SQL code that gets executed by the database server. The attack typically involves crafting specially formatted input strings that alter the intended SQL query structure, potentially enabling attackers to extract database contents, modify data, or even execute administrative commands on the underlying database system. This type of injection attack leverages the fundamental principle that database queries should never trust user input, requiring proper input sanitization and parameterized queries to prevent such exploitation scenarios.
The operational impact of CVE-2006-3238 extends beyond simple data theft, potentially enabling complete database compromise and unauthorized system access. Attackers exploiting these vulnerabilities can manipulate the application's data integrity, access confidential user information, and potentially escalate privileges within the database environment. The vulnerability affects the core functionality of VBZooM, which appears to be a web-based application likely used for managing user rankings and content localization, making it particularly dangerous as it can compromise both user authentication mechanisms and content management systems. From an attacker's perspective, this vulnerability aligns with ATT&CK technique T1071.004 which involves application layer protocol manipulation, specifically targeting web application interfaces to gain unauthorized access to backend database systems. The impact is particularly severe because the vulnerability affects multiple parameters across different files, expanding the attack surface and increasing the probability of successful exploitation.
Mitigation strategies for CVE-2006-3238 require immediate implementation of proper input validation and parameterized query mechanisms throughout the affected application. The most effective defense involves implementing prepared statements or parameterized queries that separate SQL command structure from user input, ensuring that malicious input cannot alter the intended query execution path. Additionally, comprehensive input validation should be implemented at multiple layers including application-level filtering, regular expression validation for expected parameter formats, and proper error handling that does not expose database structure information to attackers. Organizations should also implement proper access controls and database permissions limiting the privileges of database accounts used by the web application, following the principle of least privilege as recommended in industry security frameworks. The vulnerability demonstrates the critical importance of input sanitization and parameterized queries, which are fundamental security practices that should be implemented across all web applications to prevent similar SQL injection vulnerabilities from compromising system integrity and data confidentiality.