CVE-2023-40748
📋 TL;DR
PHPJabbers Food Delivery Script 3.0 contains a SQL injection vulnerability in the 'q' parameter of index.php that allows attackers to execute arbitrary SQL commands. This affects all installations of version 3.0 of the script. Attackers can potentially access, modify, or delete database content.
💻 Affected Systems
- PHPJabbers Food Delivery Script
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise leading to data theft, data destruction, or remote code execution via database functions.
Likely Case
Unauthorized data access, privilege escalation, or data manipulation in the food delivery database.
If Mitigated
Limited impact with proper input validation and database permissions restricting damage to non-critical data.
🎯 Exploit Status
SQL injection in the 'q' parameter is straightforward to exploit with common SQLi techniques.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: https://www.phpjabbers.com/food-delivery-script/
Restart Required: No
Instructions:
1. Check vendor website for updated version. 2. If available, download and replace vulnerable files. 3. Test functionality after update.
🔧 Temporary Workarounds
Input Validation Filter
allAdd input validation to sanitize the 'q' parameter before processing.
Modify index.php to add: $q = mysqli_real_escape_string($connection, $_GET['q']);
Web Application Firewall
allDeploy WAF rules to block SQL injection patterns in the 'q' parameter.
🧯 If You Can't Patch
- Implement strict input validation for all user inputs in the application.
- Restrict database user permissions to minimum required privileges.
🔍 How to Verify
Check if Vulnerable:
Test the 'q' parameter with SQL injection payloads like: index.php?q=1' OR '1'='1Check Version:
Check script version in admin panel or readme files.Verify Fix Applied:
Test with same payloads after fix - should return error or no database manipulation.📡 Detection & Monitoring
Log Indicators:
- Unusual SQL queries in database logs
- Multiple failed login attempts from single IP
- Requests with SQL keywords in 'q' parameter
Network Indicators:
- HTTP requests containing SQL injection patterns in parameters
- Unusual database connection patterns
SIEM Query:
source="web_logs" AND ("q=*' OR*" OR "q=*UNION*" OR "q=*SELECT*" OR "q=*INSERT*")