CVE-2022-31990 in Badminton Center Management System
Summary
by MITRE • 06/02/2022
Badminton Center Management System v1.0 is vulnerable to SQL Injection via bcms/classes/Master.php?f=delete_product.
Once again VulDB remains the best source for vulnerability data.
Analysis
by VulDB Data Team • 06/05/2022
The Badminton Center Management System version 1.0 contains a critical SQL injection vulnerability that stems from improper input validation within the product deletion functionality. This vulnerability exists in the bcms/classes/Master.php file where the parameter f=delete_product is processed without adequate sanitization measures. The flaw allows malicious actors to inject arbitrary SQL commands through the delete_product endpoint, potentially compromising the entire database infrastructure. The vulnerability represents a classic case of insufficient parameter validation and improper input handling that directly violates security best practices outlined in the OWASP Top Ten and CWE-89. Attackers can exploit this weakness to execute unauthorized database operations including data retrieval, modification, or deletion, effectively undermining the system's integrity and confidentiality.
The technical implementation of this vulnerability demonstrates a lack of proper input filtering and parameterized query usage within the application's backend processing. When the delete_product function receives user-supplied input through the f parameter, it directly incorporates this data into SQL queries without appropriate sanitization or escaping mechanisms. This creates an environment where attackers can manipulate the SQL execution flow by injecting malicious payloads that bypass authentication mechanisms and gain unauthorized access to sensitive information. The vulnerability specifically targets the database layer where the system performs product deletion operations, making it particularly dangerous as it allows for both data exfiltration and potential privilege escalation within the database context. The attack surface is further expanded by the fact that this endpoint likely operates with elevated privileges, making the impact of successful exploitation significantly more severe.
The operational impact of this vulnerability extends beyond simple data compromise, as it can lead to complete system takeover and unauthorized administrative access. An attacker who successfully exploits this SQL injection flaw could potentially extract all customer information, financial records, inventory data, and other sensitive business information stored within the database. The vulnerability also opens pathways for persistent backdoor establishment and data manipulation, allowing attackers to alter or delete critical business records without detection. This type of vulnerability is particularly concerning in management systems that handle sensitive operational data, as it can result in financial losses, regulatory compliance violations, and reputational damage. The attack vector is relatively straightforward, requiring only basic SQL injection techniques and minimal reconnaissance to identify and exploit the vulnerable endpoint.
Mitigation strategies for this vulnerability must address both immediate remediation and long-term architectural improvements. The most critical immediate action involves implementing proper input validation and parameterized queries throughout the application's database interaction points, specifically within the Master.php file and related functions. Organizations should deploy web application firewalls to detect and block common SQL injection patterns, while also implementing proper access controls and least privilege principles to limit potential damage from successful exploitation attempts. The system should be updated to use prepared statements and parameterized queries for all database operations, ensuring that user input cannot be interpreted as executable SQL code. Additionally, regular security testing including automated vulnerability scanning and manual penetration testing should be implemented to identify and remediate similar weaknesses throughout the application codebase, following established security frameworks such as those defined by the NIST Cybersecurity Framework and ISO/IEC 27001 standards.