CVE-2024-3416: Argie Online Courseware SQLi Vulnerability

CVE-2024-3416 Overview

A critical SQL injection vulnerability has been identified in SourceCodester Online Courseware version 1.0. This vulnerability exists in the admin/editt.php file where the id parameter is improperly sanitized before being used in SQL queries. The flaw allows remote attackers to inject malicious SQL statements, potentially leading to unauthorized data access, data manipulation, or complete database compromise.

Critical Impact

Remote attackers can exploit this SQL injection vulnerability without authentication to extract sensitive data, modify database contents, or potentially achieve complete system compromise through database-level attacks.

Affected Products

• Argie Online Courseware 1.0
• SourceCodester Online Courseware 1.0

Discovery Timeline

• 2024-04-07 - CVE-2024-3416 published to NVD
• 2025-01-17 - Last updated in NVD database

Technical Details for CVE-2024-3416

Vulnerability Analysis

This SQL injection vulnerability affects the admin/editt.php file in the Online Courseware application. The vulnerability stems from inadequate input validation of the id parameter, which is directly incorporated into SQL queries without proper sanitization or parameterization. This allows attackers to craft malicious input that modifies the intended SQL query structure.

The attack can be executed remotely over the network without requiring any user interaction or prior authentication. Successful exploitation grants attackers the ability to read, modify, or delete arbitrary data within the application's database, potentially exposing sensitive educational records, user credentials, and administrative information.

The exploit for this vulnerability has been publicly disclosed, increasing the risk of widespread exploitation against unpatched systems.

Root Cause

The root cause of this vulnerability is improper input validation and the absence of parameterized queries (prepared statements) in the admin/editt.php file. The application directly concatenates user-supplied input from the id parameter into SQL query strings, enabling attackers to break out of the intended query context and execute arbitrary SQL commands.

This is a classic CWE-89 (SQL Injection) vulnerability pattern where user input is trusted without validation or sanitization before being used in database operations.

Attack Vector

The attack vector is network-based, allowing remote exploitation without authentication. An attacker can craft malicious HTTP requests to the admin/editt.php endpoint, manipulating the id parameter to inject SQL syntax. The exploitation requires no special privileges or user interaction, making it highly accessible to attackers.

The vulnerability allows attackers to:

• Extract sensitive data from the database using UNION-based or blind SQL injection techniques
• Modify or delete database records
• Potentially escalate to operating system command execution depending on database configuration
• Bypass authentication mechanisms

Technical details and proof-of-concept information can be found in the GitHub vulnerability document and the VulDB entry #259588.

Detection Methods for CVE-2024-3416

Indicators of Compromise

• Unusual SQL error messages in application logs originating from admin/editt.php
• HTTP requests to admin/editt.php containing SQL keywords such as UNION, SELECT, DROP, or comment sequences (--, /*)
• Database query logs showing malformed or unexpected queries with SQL injection patterns
• Unexpected data modifications or unauthorized access to database records

Detection Strategies

• Implement Web Application Firewall (WAF) rules to detect and block SQL injection patterns in the id parameter
• Monitor HTTP request logs for suspicious payloads targeting admin/editt.php
• Enable database query logging and analyze for anomalous query patterns
• Deploy intrusion detection systems (IDS) with signatures for SQL injection attacks

Monitoring Recommendations

• Enable verbose logging on the web application server to capture all requests to administrative endpoints
• Configure database auditing to track query execution and identify unauthorized data access attempts
• Set up alerts for high-frequency requests to the vulnerable endpoint
• Monitor for unusual network traffic patterns indicative of automated SQL injection scanning tools

How to Mitigate CVE-2024-3416

Immediate Actions Required

• Restrict access to the admin/editt.php endpoint using network-level access controls or authentication mechanisms
• Implement input validation to allow only numeric values for the id parameter
• Deploy a Web Application Firewall (WAF) to filter malicious SQL injection attempts
• Consider temporarily disabling the affected functionality until a proper fix can be applied

Patch Information

As of the last update, no official vendor patch has been released for this vulnerability. Organizations using SourceCodester Online Courseware 1.0 should implement the recommended workarounds and monitor the VulDB entry for updates on available patches.

For the latest technical information and any community-developed fixes, refer to the GitHub vulnerability document.

Workarounds

• Modify the admin/editt.php source code to use parameterized queries or prepared statements instead of string concatenation
• Implement server-side input validation to ensure the id parameter contains only valid integer values
• Apply the principle of least privilege to the database user account used by the application
• Use a WAF to block requests containing SQL injection patterns
• Restrict administrative panel access to trusted IP addresses only

# Example: Block access to vulnerable endpoint using Apache .htaccess
<Files "editt.php">
    Order Deny,Allow
    Deny from all
    Allow from 192.168.1.0/24
</Files>