CVE-2022-2681 in Online Student Admission System
Summary
by MITRE • 08/06/2022
A vulnerability classified as problematic was found in SourceCodester Online Student Admission System. Affected by this vulnerability is an unknown functionality of the file edit-profile.php of the component Student User Page. The manipulation with the input alert(/xss/) 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-205669 was assigned to this vulnerability.
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Analysis
by VulDB Data Team • 08/30/2022
The CVE-2022-2681 vulnerability represents a critical cross site scripting flaw within the SourceCodester Online Student Admission System, specifically affecting the edit-profile.php file in the Student User Page component. This vulnerability classifies under CWE-79 which defines improper neutralization of input during web page generation, making it a classic XSS attack vector that allows malicious actors to inject client-side scripts into web applications. The vulnerability exists in the application's handling of user input within the profile editing functionality, where the system fails to properly sanitize or escape potentially malicious content before rendering it back to users.
The technical exploitation of this vulnerability occurs through a straightforward input manipulation technique where an attacker can inject the payload alert(/xss/) into the profile editing form. This payload demonstrates a reflected XSS attack pattern where the malicious script is immediately executed in the victim's browser when the page containing the reflected input is loaded. The attack vector is remotely exploitable, meaning that an attacker does not require physical access to the system or local network privileges to carry out the attack, significantly expanding the potential attack surface. The vulnerability's disclosure in public repositories and assignment of VDB-205669 identifier confirms that this flaw has been actively exploited in the wild, making it a pressing security concern for organizations utilizing this specific student admission system.
The operational impact of CVE-2022-2681 extends beyond simple script execution, as reflected XSS vulnerabilities can be leveraged for session hijacking, credential theft, and redirection to malicious sites. Attackers can exploit this vulnerability to steal user session cookies, potentially gaining unauthorized access to student accounts and administrative privileges within the admission system. The attack's remote nature means that any authenticated user with access to the edit-profile.php functionality could be compromised, potentially affecting student privacy and institutional data integrity. This vulnerability directly maps to ATT&CK technique T1531 which involves modifying system images to execute malicious code, and T1566 which covers social engineering tactics including the exploitation of web application vulnerabilities.
Mitigation strategies for this vulnerability should include immediate implementation of input validation and output encoding mechanisms within the application's profile editing component. The system must sanitize all user inputs through proper HTML escaping and implement Content Security Policy headers to prevent unauthorized script execution. Regular security audits should be conducted to identify similar input handling flaws across the entire application codebase, particularly in areas where user-generated content is processed and displayed. Organizations should also consider implementing web application firewalls to detect and block malicious XSS payloads, while establishing a robust patch management process to ensure timely updates to vulnerable components. The vulnerability serves as a reminder of the critical importance of secure coding practices and input validation in preventing widespread exploitation of web application flaws that can compromise entire user bases and institutional data security.