CVE-2024-3422 Overview
A critical SQL injection vulnerability has been identified in SourceCodester Online Courseware version 1.0. The vulnerability exists in the admin/activatestud.php file, where the selector parameter is not properly sanitized before being used in SQL queries. This flaw allows unauthenticated remote attackers to manipulate database queries, potentially leading to unauthorized data access, data modification, or complete database compromise.
Critical Impact
This SQL injection vulnerability enables remote attackers to execute arbitrary SQL commands against the backend database without authentication, potentially compromising all stored user data, credentials, and course information.
Affected Products
- Argie Online Courseware version 1.0
- SourceCodester Online Courseware 1.0
Discovery Timeline
- 2024-04-07 - CVE-2024-3422 published to NVD
- 2025-01-17 - Last updated in NVD database
Technical Details for CVE-2024-3422
Vulnerability Analysis
This vulnerability is classified as CWE-89 (SQL Injection), a well-documented weakness where user-controlled input is incorporated into SQL queries without proper sanitization or parameterization. The affected endpoint admin/activatestud.php accepts a selector parameter that is directly concatenated into database queries, allowing attackers to inject malicious SQL statements.
The exploit has been publicly disclosed, increasing the risk of active exploitation. The vulnerability can be exploited remotely over the network without requiring any authentication or user interaction, making it particularly dangerous for exposed installations of this courseware application.
Root Cause
The root cause of this vulnerability stems from improper input validation in the admin/activatestud.php file. The selector parameter is directly used in SQL query construction without employing prepared statements, parameterized queries, or adequate input sanitization. This classic SQL injection pattern allows attackers to break out of the intended query context and execute arbitrary SQL commands.
Attack Vector
The attack can be initiated remotely over the network. An attacker can craft malicious HTTP requests to the admin/activatestud.php endpoint with a specially crafted selector parameter containing SQL injection payloads. Since no authentication is required, any remote attacker with network access to the application can exploit this vulnerability.
The SQL injection vulnerability in the selector parameter allows attackers to manipulate database queries by injecting malicious SQL syntax. Typical exploitation involves appending SQL statements using techniques like UNION-based injection, Boolean-based blind injection, or time-based blind injection to extract sensitive data, bypass authentication, or modify database contents. For detailed technical information about this vulnerability, refer to the GitHub Courseware Documentation and VulDB #259594.
Detection Methods for CVE-2024-3422
Indicators of Compromise
- Unusual HTTP requests to admin/activatestud.php containing SQL syntax characters such as single quotes, double dashes, UNION, SELECT, or semicolons in the selector parameter
- Database error messages appearing in application logs or web responses indicating malformed SQL queries
- Unexpected database queries or access patterns in database audit logs
- Evidence of data exfiltration or unauthorized data access in database transaction logs
Detection Strategies
- Implement Web Application Firewall (WAF) rules to detect and block SQL injection patterns in the selector parameter
- Monitor HTTP access logs for requests to admin/activatestud.php with suspicious payloads containing SQL metacharacters
- Enable database query logging and alert on anomalous query patterns or errors
- Deploy intrusion detection systems (IDS) with signatures for SQL injection attack patterns
Monitoring Recommendations
- Configure real-time alerting for any access to the vulnerable admin/activatestud.php endpoint
- Implement database activity monitoring to detect unauthorized data access or privilege escalation attempts
- Review web server access logs regularly for signs of SQL injection reconnaissance or exploitation
- Monitor for failed authentication attempts that may indicate attackers testing extracted credentials
How to Mitigate CVE-2024-3422
Immediate Actions Required
- Remove or restrict access to the admin/activatestud.php file if it is not essential for operations
- Implement network-level access controls to limit access to administrative endpoints from trusted IP addresses only
- Deploy a Web Application Firewall (WAF) with SQL injection protection enabled
- Consider taking the application offline until a patch is available or the vulnerability is remediated
Patch Information
No official vendor patch has been identified for this vulnerability. Organizations using SourceCodester Online Courseware 1.0 should contact the vendor for remediation guidance or consider migrating to an alternative learning management system with active security support. Technical details are available through VulDB CTI ID #259594.
Workarounds
- Modify the source code to use prepared statements or parameterized queries for the selector parameter in admin/activatestud.php
- Implement input validation to whitelist only expected values for the selector parameter
- Deploy a reverse proxy or WAF to filter malicious requests before they reach the application
- Restrict network access to the administrative interface using firewall rules or VPN requirements
# Example: Restrict access to admin directory via .htaccess
# Place this in the admin directory
<Files "activatestud.php">
Order Deny,Allow
Deny from all
Allow from 192.168.1.0/24
</Files>
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
