CVE-2023-6416
📋 TL;DR
This SQL injection vulnerability in Voovi Social Networking Script version 1.0 allows remote attackers to execute arbitrary SQL queries through the emailadd parameter in signup2.php. Successful exploitation could lead to complete database compromise, exposing all user data and potentially enabling further system access. All deployments of Voovi Social Networking Script version 1.0 are affected.
💻 Affected Systems
- Voovi Social Networking Script
📦 What is this software?
Voovi by Aatifaneeq
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise leading to data theft, authentication bypass, remote code execution, and full system takeover.
Likely Case
Database information disclosure including user credentials, personal data, and potentially administrative access.
If Mitigated
Limited impact with proper input validation, parameterized queries, and web application firewall rules in place.
🎯 Exploit Status
SQL injection via HTTP POST request to signup2.php with malicious emailadd parameter. No authentication required.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-voovi-social-networking-script
Restart Required: No
Instructions:
1. Review vendor advisory for updates. 2. If no patch available, implement workarounds. 3. Consider migrating to alternative software.
🔧 Temporary Workarounds
Input Validation Filter
allAdd server-side validation to reject malicious SQL characters in emailadd parameter
Modify signup2.php to include: $email = filter_var($_POST['emailadd'], FILTER_SANITIZE_EMAIL);
WAF Rule Implementation
allDeploy web application firewall rules to block SQL injection patterns
ModSecurity rule: SecRule ARGS:emailadd "@detectSQLi" "id:1001,phase:2,deny,status:403"
🧯 If You Can't Patch
- Disable signup functionality entirely if not required
- Implement network segmentation and restrict access to vulnerable endpoint
🔍 How to Verify
Check if Vulnerable:
Test signup2.php endpoint with SQL injection payload in emailadd parameter (e.g., ' OR '1'='1)Check Version:
Check script version in admin panel or review source code headersVerify Fix Applied:
Attempt SQL injection after implementing fixes and verify no database errors or unexpected data returns📡 Detection & Monitoring
Log Indicators:
- Unusual SQL errors in application logs
- Multiple failed signup attempts with special characters
- Database queries from unexpected sources
Network Indicators:
- HTTP POST requests to signup2.php containing SQL keywords
- Unusual database connection patterns
SIEM Query:
source="web_logs" AND uri="/signup2.php" AND (emailadd CONTAINS "UNION" OR emailadd CONTAINS "SELECT" OR emailadd CONTAINS "' OR")