CVE-2024-33991 in School Event Management System
Summary
by MITRE • 08/06/2024
Cross-Site Scripting (XSS) vulnerability in School Event Management System affecting version 1.0. An attacker could exploit this vulnerability by sending a specially crafted query to the server and retrieve all the information stored in it through the 'view' parameter in '/eventwinner/index.php'.
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Analysis
by VulDB Data Team • 03/15/2025
The Cross-Site Scripting vulnerability identified as CVE-2024-33991 resides within the School Event Management System version 1.0, representing a critical security flaw that enables unauthorized information disclosure through malicious web requests. This vulnerability specifically targets the application's handling of user input through the 'view' parameter in the '/eventwinner/index.php' endpoint, creating an exploitable pathway for attackers to manipulate the system's behavior and extract sensitive data. The flaw demonstrates a classic XSS attack vector where malicious scripts can be injected into the application's response, potentially compromising user sessions and accessing stored information.
The technical implementation of this vulnerability stems from insufficient input validation and output sanitization within the School Event Management System's web interface. When the application processes the 'view' parameter without proper encoding or filtering of user-supplied data, it fails to distinguish between legitimate application content and potentially malicious script code. This lack of proper input sanitization creates an environment where attackers can inject malicious JavaScript code that executes in the context of other users' browsers. The vulnerability manifests as a reflected XSS attack since the malicious payload is reflected back to users through the application's response, making it particularly dangerous for web applications that handle sensitive educational data.
The operational impact of this vulnerability extends beyond simple information disclosure, as it creates potential for more sophisticated attacks within the school's digital ecosystem. An attacker exploiting this vulnerability could potentially access confidential student information, event details, participant data, and other sensitive materials stored within the system's database. The attack surface is particularly concerning for educational institutions where privacy regulations such as FERPA and GDPR apply to student data protection. The vulnerability's exploitation requires minimal technical skill, making it accessible to threat actors with basic web application attack knowledge, and could result in significant reputational damage, regulatory penalties, and potential legal consequences for the educational institution.
Security mitigations for this vulnerability should prioritize immediate input validation and output encoding measures within the School Event Management System's codebase. The recommended approach involves implementing strict input sanitization routines that filter or escape all user-supplied data before processing, particularly for parameters used in dynamic content generation. According to CWE-79, which specifically addresses Cross-Site Scripting vulnerabilities, developers should employ context-specific output encoding to prevent malicious scripts from executing in web browsers. Additionally, implementing Content Security Policy headers and utilizing proper parameter validation libraries can significantly reduce the risk of XSS exploitation. The system should also incorporate proper access controls and authentication mechanisms to limit the scope of potential data access even if the XSS vulnerability is successfully exploited. Organizations should conduct comprehensive security testing including dynamic application security testing and manual code reviews to identify similar vulnerabilities across the entire application stack, following ATT&CK framework guidance for web application exploitation techniques. Regular security updates and patch management procedures should be established to prevent future vulnerabilities of this nature from being introduced into the system.