CVE-2025-13169

7.3 HIGH

📋 TL;DR

CVE-2025-13169 is an SQL injection vulnerability in Simple Online Hotel Reservation System 1.0 that allows remote attackers to execute arbitrary SQL commands via the room_id parameter in /add_query_reserve.php. This affects all users running the vulnerable version of this hotel reservation software.

💻 Affected Systems

Products:
  • Simple Online Hotel Reservation System
Versions: 1.0
Operating Systems: All
Default Config Vulnerable: ⚠️ Yes
Notes: Affects all installations of version 1.0 with the vulnerable file present.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete database compromise including data theft, data manipulation, authentication bypass, and potential remote code execution if database functions allow it.

🟠

Likely Case

Unauthorized access to sensitive guest data (personal information, payment details), reservation manipulation, and potential system takeover.

🟢

If Mitigated

Limited impact with proper input validation, parameterized queries, and database permissions restricting damage to non-critical data.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ⚠️ Yes
Weaponized: LIKELY
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

Public exploit available in GitHub repository, SQL injection requires minimal technical skill to execute.

🛠️ 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 alternative software

🔧 Temporary Workarounds

Input Validation and Sanitization

all

Add server-side validation to ensure room_id parameter contains only numeric values

Modify /add_query_reserve.php to validate room_id parameter before processing

Web Application Firewall (WAF)

all

Deploy WAF rules to block SQL injection patterns

Add WAF rule: deny requests with SQL keywords in room_id parameter

🧯 If You Can't Patch

  • Remove or restrict access to /add_query_reserve.php file
  • Implement network segmentation to isolate the reservation system from critical databases

🔍 How to Verify

Check if Vulnerable:

Test /add_query_reserve.php with SQL injection payloads in room_id parameter (e.g., room_id=1' OR '1'='1)

Check Version:

Check software version in admin panel or configuration files

Verify Fix Applied:

Test with same payloads and verify no SQL errors or unexpected behavior occurs

📡 Detection & Monitoring

Log Indicators:

  • SQL syntax errors in application logs
  • Unusual database queries from web server IP
  • Multiple failed login attempts following SQL errors

Network Indicators:

  • HTTP requests to /add_query_reserve.php with SQL keywords in parameters
  • Unusual database traffic patterns

SIEM Query:

source="web_logs" AND uri="/add_query_reserve.php" AND (param="*room_id*" AND value="*' OR*" OR value="*UNION*" OR value="*SELECT*" OR value="*--*" OR value="*;*" OR value="*/*")

🔗 References

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