CVE-2025-4034 in Online Examination System
Summary
by MITRE • 04/28/2025
A vulnerability classified as critical was found in projectworlds Online Examination System 1.0. Affected by this vulnerability is an unknown functionality of the file /inser_doc_process.php. The manipulation of the argument Doc_ID leads to sql injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.
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Analysis
by VulDB Data Team • 05/10/2025
This critical vulnerability in projectworlds Online Examination System version 1.0 represents a severe sql injection flaw that undermines the system's database security. The vulnerability specifically affects the /inser_doc_process.php file where the Doc_ID parameter is improperly validated and processed, allowing attackers to inject malicious sql commands directly into the database layer. The remote exploitation capability means that adversaries can leverage this weakness from outside the local network without requiring physical access or prior authentication. This type of vulnerability falls under CWE-89 sql injection, which is classified as a high-risk security flaw in the CWE taxonomy. The attack vector is particularly dangerous because it can be executed through web-based interfaces, making it accessible to a broad range of threat actors.
The operational impact of this vulnerability extends far beyond simple data theft, as sql injection attacks can enable complete database compromise, data manipulation, unauthorized access to user accounts, and potential lateral movement within affected networks. Attackers could exploit this vulnerability to extract sensitive examination data, user credentials, and personal information stored in the system's database. The disclosure of this exploit to the public significantly increases the risk exposure, as it provides threat actors with readily available attack tools and techniques. This vulnerability aligns with ATT&CK technique T1190 for exploitation of remote services and T1071.004 for application layer protocol usage, particularly web protocols.
Organizations utilizing this software must implement immediate mitigations including input validation, parameterized queries, and web application firewalls to prevent exploitation. The recommended approach involves sanitizing all user inputs, implementing proper access controls, and conducting thorough code reviews to identify similar vulnerabilities in other system components. Database administrators should also monitor for unauthorized access attempts and implement least privilege principles for database accounts. Additionally, regular security assessments and vulnerability scanning should be conducted to identify potential attack vectors that could be exploited through similar injection flaws. The system should be updated with patches from the vendor as soon as they become available, and network segmentation should be implemented to limit the potential impact of successful exploitation attempts.