CVE-2023-3381 in Online School Fees System
Summary
by MITRE • 06/23/2023
A vulnerability classified as problematic was found in SourceCodester Online School Fees System 1.0. Affected by this vulnerability is an unknown functionality of the file /paysystem/datatable.php of the component GET Parameter Handler. The manipulation of the argument doj leads to cross site scripting. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-232237 was assigned to this vulnerability.
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Analysis
by VulDB Data Team • 07/17/2023
The vulnerability identified as CVE-2023-3381 represents a cross-site scripting vulnerability within the SourceCodester Online School Fees System version 1.0, specifically affecting the GET parameter handler functionality in the /paysystem/datatable.php file. This issue falls under the CWE-79 category of Cross-Site Scripting, which is a critical web application security flaw that allows attackers to inject malicious client-side scripts into web pages viewed by other users. The vulnerability manifests when the doj parameter is manipulated, creating an avenue for attackers to execute XSS payloads that can compromise user sessions and data integrity.
The technical exploitation of this vulnerability occurs through the manipulation of the GET parameter named doj within the datatable.php file, which serves as a data handling component for the school fees system. This particular implementation fails to properly sanitize or validate user input before processing, allowing malicious actors to inject script code that executes in the context of other users' browsers. The remote attack vector means that threat actors can exploit this vulnerability without requiring physical access to the system, making it particularly dangerous for web applications that serve multiple users. The vulnerability's classification as a problematic issue indicates that while it may not be immediately exploitable in all scenarios, it presents a significant security risk that can be leveraged by attackers with sufficient knowledge of web application exploitation techniques.
The operational impact of this XSS vulnerability extends beyond simple script injection, as it can lead to session hijacking, credential theft, and potential privilege escalation within the school fees system. When users interact with the affected functionality, their browsers may execute malicious scripts that can capture sensitive information, redirect them to fraudulent websites, or perform unauthorized actions on their behalf. The disclosure of the exploit and assignment of identifier VDB-232237 suggests that this vulnerability has reached a level of public awareness that increases the likelihood of exploitation by malicious actors. Organizations using this system face potential data breaches, user privacy violations, and reputational damage if this vulnerability remains unpatched.
Mitigation strategies for CVE-2023-3381 should focus on implementing robust input validation and output encoding mechanisms within the affected application components. The primary defense involves sanitizing all user-supplied input, particularly GET parameters, through proper validation techniques that reject or escape potentially dangerous characters and script sequences. Implementing Content Security Policy headers can provide additional protection against XSS attacks by restricting the sources from which scripts can be loaded. Regular security audits and penetration testing should be conducted to identify similar vulnerabilities within the application codebase, while keeping the system updated with the latest security patches. The vulnerability also highlights the importance of following secure coding practices as outlined in OWASP Top Ten and NIST cybersecurity guidelines, particularly regarding input validation and output encoding to prevent client-side attack vectors. Organizations should also consider implementing web application firewalls and monitoring systems to detect and prevent exploitation attempts.