CVE-2023-41504
📋 TL;DR
This SQL injection vulnerability in Student Enrollment In PHP 1.0 allows attackers to execute arbitrary SQL commands through the Student Search function. Attackers can potentially access, modify, or delete database contents, and in some configurations execute operating system commands. Any organization using this software is affected.
💻 Affected Systems
- Student Enrollment In PHP
📦 What is this software?
Student Enrollment by Code Projects
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise leading to data theft, data destruction, and potential remote code execution on the database server.
Likely Case
Unauthorized access to student records, grade manipulation, and potential privilege escalation within the application.
If Mitigated
Limited impact with proper input validation and database permissions, potentially only allowing data viewing without modification.
🎯 Exploit Status
SQL injection via Student Search function requires no authentication. Public proof-of-concept available in GitHub repository.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Not available
Vendor Advisory: Not available
Restart Required: No
Instructions:
No official patch available. Implement workarounds or migrate to alternative software.
🔧 Temporary Workarounds
Input Validation and Parameterized Queries
allImplement proper input validation and use prepared statements/parameterized queries for all database operations.
Modify PHP code to use PDO or mysqli prepared statements
Web Application Firewall Rules
allDeploy WAF rules to block SQL injection patterns in Student Search parameters.
Add WAF rule: deny requests containing SQL keywords in search parameters
🧯 If You Can't Patch
- Isolate the application behind a reverse proxy with strict input filtering
- Implement database-level controls: restrict application database user permissions to minimum required
🔍 How to Verify
Check if Vulnerable:
Test Student Search function with SQL injection payloads like ' OR '1'='1Check Version:
Check PHP files for version information or review installation documentationVerify Fix Applied:
Test with same payloads after implementing parameterized queries - should return no results or error📡 Detection & Monitoring
Log Indicators:
- Unusual SQL queries in database logs
- Multiple failed login attempts after search operations
- Requests with SQL keywords in search parameters
Network Indicators:
- HTTP requests containing SQL injection patterns in search parameters
- Unusual database connection patterns from web server
SIEM Query:
source="web_logs" AND (uri_query="*SELECT*" OR uri_query="*UNION*" OR uri_query="*OR*1*1*")