CVE-2025-11109
📋 TL;DR
This SQL injection vulnerability in Campcodes Computer Sales and Inventory System 1.0 allows attackers to manipulate database queries through the /pages/us_edit.php endpoint. Attackers can potentially read, modify, or delete sensitive data in the database. All users running version 1.0 of this system are affected.
💻 Affected Systems
- Campcodes Computer Sales and Inventory System
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise including theft of sensitive customer/sales data, inventory manipulation, and potential system takeover via privilege escalation.
Likely Case
Data exfiltration of sensitive business information, inventory manipulation, and potential authentication bypass.
If Mitigated
Limited impact with proper input validation and database permissions, potentially only error messages or limited data exposure.
🎯 Exploit Status
Public exploit available on GitHub; remote exploitation possible without authentication.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: https://www.campcodes.com/
Restart Required: No
Instructions:
No official patch available. Consider migrating to alternative inventory systems or implementing workarounds.
🔧 Temporary Workarounds
Web Application Firewall (WAF)
allDeploy WAF rules to block SQL injection patterns targeting /pages/us_edit.php
Input Validation Filter
allAdd input validation to sanitize ID parameter before processing
Add parameter validation in us_edit.php: if(!is_numeric($_GET['ID'])) { die('Invalid input'); }
🧯 If You Can't Patch
- Block external access to /pages/us_edit.php endpoint via firewall rules
- Implement database user with minimal permissions (read-only where possible)
🔍 How to Verify
Check if Vulnerable:
Test /pages/us_edit.php?action=edit&ID=1' with SQL injection payloads; observe database errors or unexpected behaviorCheck Version:
Check system documentation or about page; version typically displayed in admin interfaceVerify Fix Applied:
Test with same payloads; should receive proper error handling or rejection of malformed input📡 Detection & Monitoring
Log Indicators:
- Multiple requests to /pages/us_edit.php with SQL keywords in parameters
- Database error messages in application logs
Network Indicators:
- HTTP requests containing SQL injection patterns (UNION, SELECT, etc.) in URL parameters
SIEM Query:
source="web_logs" AND url="/pages/us_edit.php" AND (param="ID" AND value MATCHES "'.*[Ss][Ee][Ll][Ee][Cc][Tt].*'")