CVE-2008-3752 in Ad-Exchange Script
Summary
by MITRE
SQL injection vulnerability in tr.php in YourFreeWorld Ad-Exchange Script allows remote attackers to execute arbitrary SQL commands via the id parameter.
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Analysis
by VulDB Data Team • 12/23/2025
The vulnerability identified as CVE-2008-3752 represents a critical SQL injection flaw within the YourFreeWorld Ad-Exchange Script, specifically affecting the tr.php component. This vulnerability resides in the handling of user input through the id parameter, creating an exploitable entry point for malicious actors to manipulate the underlying database operations. The flaw stems from insufficient input validation and improper parameter sanitization, allowing attackers to inject malicious SQL code that gets executed within the database context.
This vulnerability maps directly to CWE-89 which defines SQL injection as the insertion of malicious SQL code into input fields for execution by the database engine. The attack vector operates through the id parameter in tr.php, where user-supplied data is directly concatenated into SQL queries without proper escaping or parameterization. The exploitation process typically involves crafting malicious input that alters the intended query structure, potentially enabling attackers to extract sensitive data, modify database records, or even gain administrative access to the database system.
The operational impact of this vulnerability extends beyond simple data theft, as it provides attackers with the capability to perform complete database compromise. Remote attackers can leverage this flaw to execute arbitrary SQL commands, potentially leading to unauthorized data access, data modification, or complete system compromise. The vulnerability affects the integrity and confidentiality of the ad-exchange system, potentially exposing user information, advertising data, and financial transaction records. Organizations using this script face significant risk of data breaches, regulatory violations, and reputational damage due to the lack of proper input validation mechanisms.
Mitigation strategies for this vulnerability require immediate implementation of parameterized queries and input validation controls. The recommended approach involves replacing direct string concatenation with prepared statements that separate SQL code from data, ensuring that user input cannot alter the intended query structure. Additionally, comprehensive input sanitization routines should be implemented to filter or escape special characters that could be used in SQL injection attacks. Organizations should also consider implementing web application firewalls and database activity monitoring to detect and prevent exploitation attempts. This vulnerability aligns with ATT&CK technique T1190 which describes the use of SQL injection to gain unauthorized access to database systems, emphasizing the need for robust database security controls and proper application input validation as outlined in the OWASP Top Ten security framework.