CVE-2025-4164
📋 TL;DR
This critical SQL injection vulnerability in PHPGurukul Employee Record Management System 1.3 allows attackers to manipulate database queries via the currentpassword parameter in changepassword.php. Attackers can potentially read, modify, or delete sensitive employee data. Organizations using this specific version are affected.
💻 Affected Systems
- PHPGurukul Employee Record Management System
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise leading to data theft, privilege escalation, or system takeover
Likely Case
Unauthorized access to sensitive employee records and personal data
If Mitigated
Limited impact with proper input validation and database permissions
🎯 Exploit Status
Exploit details are publicly available on GitHub
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: https://phpgurukul.com/
Restart Required: No
Instructions:
No official patch available. Consider upgrading to newer version if available or implementing workarounds.
🔧 Temporary Workarounds
Input Validation and Sanitization
allAdd parameterized queries and input validation to changepassword.php
Replace raw SQL queries with prepared statements using PDO or mysqli
WAF Rule Implementation
allBlock SQL injection patterns at web application firewall
Add WAF rule to detect SQL injection patterns in currentpassword parameter
🧯 If You Can't Patch
- Restrict network access to the application using firewall rules
- Implement database user with minimal required permissions
🔍 How to Verify
Check if Vulnerable:
Check if changepassword.php exists and contains unsanitized currentpassword parameter usageCheck Version:
Check application version in admin panel or configuration filesVerify Fix Applied:
Test SQL injection attempts against the currentpassword parameter📡 Detection & Monitoring
Log Indicators:
- Unusual SQL queries in database logs
- Multiple failed password change attempts
Network Indicators:
- SQL injection patterns in HTTP POST requests to changepassword.php
SIEM Query:
source="web_logs" AND uri="/changepassword.php" AND (request_body CONTAINS "UNION" OR request_body CONTAINS "SELECT" OR request_body CONTAINS "' OR '")