CVE-2025-6420
📋 TL;DR
This critical SQL injection vulnerability in Simple Online Hotel Reservation System 1.0 allows remote attackers to execute arbitrary SQL commands via the room_type parameter in /admin/add_room.php. This can lead to data theft, modification, or deletion. Any organization using this software with the vulnerable file exposed is affected.
💻 Affected Systems
- Simple Online Hotel Reservation System
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise including credential theft, data destruction, and potential server takeover via SQL injection leading to remote code execution.
Likely Case
Unauthorized access to hotel reservation data, guest information theft, and potential manipulation of booking records.
If Mitigated
Limited impact if proper input validation and parameterized queries are implemented, restricting SQL injection success.
🎯 Exploit Status
Exploit details are publicly available. Attack requires access to the admin interface but SQL injection is straightforward once authenticated.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: https://code-projects.org/
Restart Required: No
Instructions:
1. Check vendor website for updates
2. If no patch available, implement workarounds
3. Consider replacing with supported software
🔧 Temporary Workarounds
Input Validation and Sanitization
allAdd server-side validation to sanitize room_type parameter before processing
Modify /admin/add_room.php to use prepared statements with parameterized queries
Access Restriction
allRestrict access to /admin/add_room.php file
Add .htaccess rules to limit IP access or implement additional authentication
🧯 If You Can't Patch
- Implement web application firewall (WAF) with SQL injection rules
- Isolate the system on separate network segment with strict access controls
🔍 How to Verify
Check if Vulnerable:
Test /admin/add_room.php with SQL injection payloads in room_type parameterCheck Version:
Check software documentation or admin panel for version informationVerify Fix Applied:
Attempt SQL injection after implementing parameterized queries and verify it fails📡 Detection & Monitoring
Log Indicators:
- Unusual SQL queries in database logs
- Multiple failed login attempts to admin panel
- Unexpected database operations from web server
Network Indicators:
- SQL injection patterns in HTTP POST requests to /admin/add_room.php
- Unusual outbound database connections
SIEM Query:
source="web_logs" AND uri="/admin/add_room.php" AND (request_body CONTAINS "UNION" OR request_body CONTAINS "SELECT" OR request_body CONTAINS "' OR '")