CVE-2023-46006 in Best Courier Management System
Summary
by MITRE • 10/25/2023
Sourcecodester Best Courier Management System 1.0 is vulnerable to SQL Injection via the parameter id in /edit_user.php.
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Analysis
by VulDB Data Team • 02/13/2026
The CVE-2023-46006 vulnerability affects the Sourcecodester Best Courier Management System version 1.0, representing a critical security flaw that exposes the application to unauthorized data access and potential system compromise. This vulnerability resides within the edit_user.php script where user input is improperly handled, creating an avenue for malicious actors to manipulate database queries through the id parameter. The system's failure to implement proper input validation and sanitization mechanisms allows attackers to inject malicious SQL code that can be executed within the database context, potentially leading to complete database compromise and unauthorized access to sensitive user information.
The technical implementation of this SQL injection vulnerability stems from the application's direct incorporation of user-supplied input into SQL query construction without adequate sanitization or parameterization. When the id parameter is passed to the edit_user.php endpoint, the system fails to validate or escape special characters that could alter the intended query structure. This flaw aligns with CWE-89, which specifically addresses SQL injection vulnerabilities where untrusted data is incorporated into database queries without proper protection mechanisms. Attackers can exploit this weakness by crafting malicious input that modifies the SQL command structure, potentially extracting database schema information, accessing unauthorized user accounts, or even executing administrative commands on the underlying database system.
The operational impact of this vulnerability extends beyond simple data theft, as it provides attackers with a pathway to escalate privileges and potentially gain complete control over the courier management system. The compromised system could expose sensitive customer data including personal identification information, shipping details, and communication records that are typically protected by the system's security controls. Furthermore, this vulnerability could serve as a stepping stone for attackers to move laterally within the network infrastructure, especially if the database server shares resources with other critical systems. The attack surface is particularly concerning given that the vulnerability affects a courier management system which likely handles confidential logistics information and user credentials that could be leveraged for further attacks.
Organizations utilizing this system should immediately implement mitigations to address the SQL injection vulnerability through proper input validation and parameterized queries. The recommended approach involves implementing prepared statements or parameterized queries to ensure that user input cannot alter the intended SQL command structure. Additionally, comprehensive input sanitization should be enforced at multiple layers including application-level validation and database-level protections. Network segmentation and access controls should be reviewed to limit the potential damage from successful exploitation, while regular security audits and penetration testing should be conducted to identify similar vulnerabilities within the system. The implementation of web application firewalls and intrusion detection systems can provide additional monitoring and protection against SQL injection attempts, aligning with defensive strategies outlined in the MITRE ATT&CK framework for database access and credential access techniques.