CVE-2024-7370
📋 TL;DR
This vulnerability allows remote attackers to execute arbitrary SQL commands via the 'id' parameter in /manage_quiz.php in Simple Realtime Quiz System 1.0. Attackers can potentially read, modify, or delete database content. All users running the vulnerable version are affected.
💻 Affected Systems
- SourceCodester Simple Realtime Quiz System
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise leading to data theft, data destruction, or full system takeover via SQL injection to RCE chaining.
Likely Case
Unauthorized data access, privilege escalation, or database manipulation leading to quiz system compromise.
If Mitigated
Limited impact with proper input validation and database permissions restricting damage to quiz data only.
🎯 Exploit Status
Public exploit available on GitHub; SQL injection is straightforward to weaponize.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: None known
Restart Required: No
Instructions:
No official patch available. Consider upgrading to a newer version if available or implementing workarounds.
🔧 Temporary Workarounds
Input Validation and Parameterized Queries
allModify /manage_quiz.php to validate and sanitize the 'id' parameter using prepared statements.
Edit PHP code to use PDO or mysqli prepared statements for database queries involving the id parameter.
Web Application Firewall (WAF)
allDeploy a WAF to block SQL injection patterns targeting the /manage_quiz.php endpoint.
Configure WAF rules to detect and block SQL injection attempts in query parameters.
🧯 If You Can't Patch
- Restrict network access to the quiz system to trusted IPs only.
- Implement database user with minimal privileges (read-only if possible) for the application.
🔍 How to Verify
Check if Vulnerable:
Test the /manage_quiz.php endpoint with SQL injection payloads in the 'id' parameter (e.g., id=1' OR '1'='1).Check Version:
Check the application version in the admin panel or source code comments.Verify Fix Applied:
Verify that SQL injection attempts no longer succeed and that parameterized queries are implemented.📡 Detection & Monitoring
Log Indicators:
- Unusual SQL errors in application logs
- Multiple requests to /manage_quiz.php with suspicious id parameters
Network Indicators:
- HTTP requests containing SQL keywords (SELECT, UNION, etc.) in the id parameter
SIEM Query:
source="web_logs" AND uri="/manage_quiz.php" AND (id="*'*" OR id="*SELECT*" OR id="*UNION*")