CVE-2024-33804 in Complete Web-Based School Management System
Summary
by MITRE • 05/28/2024
A SQL injection vulnerability in /model/get_subject.php in campcodes Complete Web-Based School Management System 1.0 allows an attacker to execute arbitrary SQL commands via the id parameter.
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Analysis
by VulDB Data Team • 03/26/2025
The vulnerability identified as CVE-2024-33804 represents a critical SQL injection flaw within the campcodes Complete Web-Based School Management System version 1.0. This issue specifically affects the /model/get_subject.php script which processes user input through the id parameter without adequate sanitization or validation. The vulnerability resides in the application's failure to properly escape or parameterize user-supplied data before incorporating it into SQL query constructs, creating an exploitable condition that enables malicious actors to manipulate database operations through crafted input.
The technical implementation of this vulnerability stems from improper input handling within the web application's backend processing logic. When the id parameter is passed to the get_subject.php endpoint, the application directly incorporates this value into SQL queries without employing prepared statements or proper input filtering mechanisms. This design flaw aligns with CWE-89, which specifically addresses SQL injection vulnerabilities where untrusted data is concatenated or interpolated into SQL commands without proper escaping or parameterization. The vulnerability exists at the intersection of insecure data handling and inadequate application security controls, making it particularly dangerous for database-centric web applications.
The operational impact of this vulnerability extends beyond simple data extraction to encompass full database compromise capabilities. An attacker exploiting this vulnerability can execute arbitrary SQL commands, potentially leading to unauthorized data access, data modification, or even complete database destruction. The attack surface is significant as the vulnerability affects core system functionality related to subject management within the school management system, which likely contains sensitive academic records, student information, and administrative data. This presents a substantial risk to educational institutions that rely on the system for critical operations, potentially exposing personal information and academic records to unauthorized access.
Mitigation strategies for this vulnerability must address both immediate remediation and long-term architectural improvements. The primary fix involves implementing proper input validation and parameterized queries throughout the application's data access layers, ensuring that all user-supplied parameters are properly escaped or parameterized before database interaction. Organizations should implement the principle of least privilege for database connections, ensuring that application accounts have minimal required permissions to reduce potential damage from successful exploitation. Additionally, comprehensive input sanitization should be implemented across all user-facing parameters, with proper error handling that prevents information leakage through database error messages. Regular security testing including automated vulnerability scanning and manual penetration testing should be conducted to identify similar issues within the application's codebase. This vulnerability demonstrates the importance of following secure coding practices as outlined in the OWASP Top Ten and aligns with ATT&CK technique T1190 for exploitation of vulnerabilities in web applications, emphasizing the need for robust defensive measures against persistent threats targeting web-based systems.