CVE-2025-6471 in Online Bidding System
Summary
by MITRE • 06/22/2025
A vulnerability classified as critical was found in code-projects Online Bidding System 1.0. Affected by this vulnerability is an unknown functionality of the file /administrator. The manipulation of the argument aduser 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 • 06/28/2025
This critical vulnerability exists within the code-projects Online Bidding System version 1.0 and represents a significant security flaw that could compromise the entire system. The vulnerability stems from improper input validation within the administrative interface, specifically in the /administrator directory where the aduser parameter is processed. This sql injection flaw allows attackers to manipulate database queries through crafted input, potentially enabling unauthorized access to sensitive data and system controls. The vulnerability's classification as critical indicates the severe impact it can have on system integrity and confidentiality, making it a prime target for exploitation.
The technical exploitation of this vulnerability occurs through the manipulation of the aduser argument which is likely processed without adequate sanitization or parameterization. When an attacker submits malicious input through this parameter, the application fails to properly escape or validate the data before incorporating it into sql queries. This creates an opportunity for attackers to inject malicious sql commands that can execute with the privileges of the database user, potentially allowing for data extraction, modification, or deletion. The remote attack vector means that this vulnerability can be exploited from outside the network perimeter without requiring physical access or prior authentication.
The operational impact of this vulnerability extends beyond simple data theft, as successful exploitation could enable attackers to gain administrative control over the bidding system. This includes the potential to modify auction parameters, manipulate bid results, or completely compromise the integrity of the entire bidding process. The disclosed exploit status significantly increases the risk level as malicious actors can readily implement this attack without requiring advanced technical skills. Organizations using this system face potential financial losses, regulatory compliance violations, and reputational damage if this vulnerability is exploited.
Mitigation strategies should focus on immediate patching of the affected system, implementing proper input validation and parameterized queries to prevent sql injection attacks. Organizations should also consider implementing web application firewalls to detect and block malicious sql injection attempts, while conducting thorough code reviews to identify similar vulnerabilities in other application components. The use of principle of least privilege should be enforced for database connections, ensuring that application users have minimal required permissions. Additionally, regular security assessments and penetration testing should be conducted to identify and remediate similar vulnerabilities across the entire application stack. This vulnerability aligns with CWE-89 which specifically addresses sql injection flaws, and represents a technique commonly catalogued in ATT&CK framework under T1190 for exploitation of vulnerabilities in web applications.