CVE-2025-4550
📋 TL;DR
This critical SQL injection vulnerability in PHPGurukul Apartment Visitors Management System 1.0 allows attackers to manipulate database queries through the /admin/pass-details.php file. Attackers can potentially access, modify, or delete sensitive visitor data and possibly gain administrative access. Organizations using this specific software version are affected.
💻 Affected Systems
- PHPGurukul Apartment Visitors Management System
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise leading to data theft, system takeover, and potential lateral movement to other systems
Likely Case
Unauthorized access to visitor records, personal data exposure, and potential privilege escalation
If Mitigated
Limited impact if proper input validation and database permissions are enforced
🎯 Exploit Status
Exploit requires access to admin interface but SQL injection is straightforward once authenticated
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: https://phpgurukul.com/
Restart Required: No
Instructions:
No official patch available. Consider implementing input validation and parameterized queries in the source code.
🔧 Temporary Workarounds
Web Application Firewall (WAF)
allDeploy WAF rules to block SQL injection patterns targeting /admin/pass-details.php
Access Restriction
linuxRestrict access to /admin/ directory to trusted IP addresses only
# Apache:
Order deny,allow
Deny from all
Allow from 192.168.1.0/24
# Nginx:
location /admin/ {
allow 192.168.1.0/24;
deny all;
}
🧯 If You Can't Patch
- Implement strong authentication and limit admin access to essential personnel only
- Deploy database monitoring to detect unusual SQL queries and access patterns
🔍 How to Verify
Check if Vulnerable:
Check if /admin/pass-details.php exists and accepts pid parameter without proper input validationCheck Version:
Check software version in admin panel or readme filesVerify Fix Applied:
Test SQL injection attempts against the pid parameter to ensure they are blocked or sanitized📡 Detection & Monitoring
Log Indicators:
- Unusual SQL queries in database logs
- Multiple failed login attempts to admin panel
- Unexpected access to /admin/pass-details.php
Network Indicators:
- SQL injection patterns in HTTP requests to /admin/pass-details.php
- Unusual outbound database connections
SIEM Query:
source="web_logs" AND uri="/admin/pass-details.php" AND (query CONTAINS "UNION" OR query CONTAINS "SELECT" OR query CONTAINS "OR 1=1")