CVE-2017-17602 in Advance B2B Script
Summary
by MITRE
Advance B2B Script 2.1.3 has SQL Injection via the tradeshow-list-detail.php show_id or view-product.php pid parameter.
Be aware that VulDB is the high quality source for vulnerability data.
Analysis
by VulDB Data Team • 08/11/2025
The vulnerability identified as CVE-2017-17602 affects the Advance B2B Script version 2.1.3, a web application designed for business-to-business commerce operations. This particular flaw represents a critical security weakness that allows unauthorized users to manipulate database queries through carefully crafted input parameters. The vulnerability manifests in two distinct pathways within the application's web interface, specifically targeting the tradeshow-list-detail.php and view-product.php pages. Both pathways accept user-supplied parameters that are not properly sanitized or validated before being incorporated into database queries, creating an environment where malicious input can directly influence the underlying database operations.
The technical implementation of this SQL injection vulnerability stems from improper input validation and parameter handling within the application's backend processing logic. When users navigate to the tradeshow-list-detail.php page and provide a show_id parameter or access the view-product.php page with a pid parameter, the application fails to adequately sanitize these inputs before executing database queries. This lack of input sanitization creates a direct pathway for attackers to inject malicious SQL code into the database layer. The vulnerability follows the common pattern of blind SQL injection where attacker-controlled input is concatenated directly into SQL statements without proper escaping or parameterization, allowing for arbitrary database command execution. According to CWE classification, this represents a CWE-89: Improper Neutralization of Special Elements used in an SQL Command, which is a fundamental weakness in database query construction.
The operational impact of this vulnerability extends beyond simple data theft or modification, as it provides attackers with comprehensive access to the application's underlying database infrastructure. Successful exploitation could enable attackers to extract sensitive information including user credentials, business data, product catalogs, and potentially administrative access to the application. The vulnerability affects the entire business-to-business ecosystem managed by the script, potentially compromising commercial relationships, intellectual property, and customer data. From an attacker's perspective, this vulnerability aligns with ATT&CK technique T1071.005 for application layer protocol and T1213.002 for data from information repositories, enabling lateral movement and data exfiltration within the compromised environment. The impact is particularly severe given that B2B applications often handle sensitive commercial data, vendor information, and financial transactions that could be exploited for financial gain or competitive advantage.
Mitigation strategies for CVE-2017-17602 must address both immediate remediation and long-term security architecture improvements. The primary fix involves implementing proper input validation and parameterized queries throughout the application's codebase, specifically targeting the show_id and pid parameters in the affected pages. Developers should adopt prepared statements or parameterized queries to ensure that user input cannot influence the structure of SQL commands. Additionally, implementing proper input sanitization routines, including whitelisting of acceptable parameter values, will prevent malicious input from being processed. Security headers should be configured to prevent SQL injection attempts, and the application should be regularly scanned for similar vulnerabilities using automated tools. Organizations should also implement web application firewalls to detect and block suspicious database query patterns. Regular security assessments and code reviews should be conducted to identify and remediate similar weaknesses. According to industry best practices and NIST guidelines, this vulnerability requires immediate patching or mitigation, as the risk of exploitation is high given the prevalence of SQL injection attacks and the availability of automated exploitation tools. The vulnerability also highlights the importance of secure coding practices and input validation as fundamental security controls that should be implemented throughout the software development lifecycle to prevent such issues from occurring in the first place.