CVE-2024-8347 in Computer Laboratory Management System
Summary
by MITRE • 08/31/2024
A vulnerability classified as critical was found in SourceCodester Computer Laboratory Management System 1.0. Affected by this vulnerability is the function delete_record of the file /classes/Master.php?f=delete_record. The manipulation of the argument 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 • 09/05/2024
The vulnerability CVE-2024-8347 represents a critical sql injection flaw within the SourceCodester Computer Laboratory Management System version 1.0, specifically targeting the delete_record function in the /classes/Master.php file. This vulnerability arises from insufficient input validation and sanitization when processing the id parameter, allowing attackers to manipulate database queries through maliciously crafted input. The flaw exists in the application's data handling logic where user-supplied identifiers are directly incorporated into sql statements without proper escaping or parameterization mechanisms. The affected system operates under a web-based interface that processes administrative operations, making the sql injection vector particularly dangerous as it can be exploited by remote attackers without requiring local system access or authentication.
The technical exploitation of this vulnerability follows a standard sql injection attack pattern where an attacker crafts malicious input containing sql payload within the id parameter. When the delete_record function processes this input, the application fails to properly sanitize the data before incorporating it into database queries, enabling attackers to manipulate the intended sql command execution. This can result in unauthorized data deletion, data exposure, or even complete database compromise. The vulnerability's classification as critical stems from the potential for remote code execution and the ease of exploitation, as the attack vector is accessible through the web interface without requiring special privileges. The disclosed exploit demonstrates that attackers can leverage this flaw to perform unauthorized operations against the database backend, potentially leading to complete system compromise.
The operational impact of CVE-2024-8347 extends beyond simple data corruption or loss, as it provides attackers with the capability to escalate privileges and gain deeper system access. Remote exploitation allows threat actors to target the system from any location, making the attack surface significantly larger than local vulnerabilities. The sql injection can potentially be used to extract sensitive information from the database, including user credentials, system configurations, and other confidential data. This vulnerability directly maps to CWE-89 which defines sql injection as the insertion of malicious sql code into input fields for execution by the database. The attack can be categorized under ATT&CK technique T1190 for exploiting vulnerabilities in remote services, and T1078 for gaining access through valid accounts if credential theft occurs during exploitation.
Organizations utilizing the SourceCodester Computer Laboratory Management System version 1.0 must implement immediate mitigation strategies to address this critical vulnerability. The primary remediation involves implementing proper input validation and parameterized queries to prevent sql injection attacks. All user-supplied input should be sanitized and validated before processing, with strict type checking and length limitations applied to the id parameter. The application should be updated to use prepared statements or stored procedures that separate sql code from data, eliminating the possibility of sql injection through parameter manipulation. Additionally, implementing proper access controls and network segmentation can limit the potential damage from exploitation. Security monitoring should be enhanced to detect suspicious sql patterns and unauthorized access attempts. Regular security audits and penetration testing should be conducted to identify similar vulnerabilities in other components of the system. The vulnerability also highlights the importance of keeping software updated and following secure coding practices, particularly in applications handling sensitive data. Organizations should consider implementing web application firewalls and intrusion detection systems to provide additional layers of protection against sql injection attacks.