CVE-2025-6330
📋 TL;DR
A critical SQL injection vulnerability in PHPGurukul Directory Management System 1.0 allows remote attackers to execute arbitrary SQL commands via the searchdata parameter in /searchdata.php. This can lead to unauthorized data access, modification, or deletion. All installations of version 1.0 are affected.
💻 Affected Systems
- PHPGurukul Directory Management System
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise including data theft, data destruction, and potential server takeover via SQL injection to RCE chaining.
Likely Case
Unauthorized access to sensitive directory data, user information extraction, and potential privilege escalation.
If Mitigated
Limited impact with proper input validation, parameterized queries, and WAF protection in place.
🎯 Exploit Status
Public exploit available on GitHub. Simple SQL injection payloads work without authentication.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: https://phpgurukul.com/
Restart Required: No
Instructions:
No official patch available. Consider migrating to alternative software or implementing workarounds.
🔧 Temporary Workarounds
Input Validation Filter
allAdd input validation to sanitize searchdata parameter before processing
Modify /searchdata.php to include: $searchdata = mysqli_real_escape_string($con, $_POST['searchdata']);
WAF Rule Implementation
allDeploy web application firewall rules to block SQL injection patterns
Add WAF rule: SecRule ARGS:searchdata "@detectSQLi" "id:1001,phase:2,deny,status:403"
🧯 If You Can't Patch
- Isolate the system behind a reverse proxy with strict input filtering
- Implement network segmentation to limit database access from web server
🔍 How to Verify
Check if Vulnerable:
Test /searchdata.php with SQL injection payload: searchdata=' OR '1'='1Check Version:
Check system documentation or admin panel for version informationVerify Fix Applied:
Test with same payload after fixes; should return error or no data instead of successful query📡 Detection & Monitoring
Log Indicators:
- Unusual SQL queries in database logs
- Multiple failed login attempts after search queries
- Long or malformed search parameters in web logs
Network Indicators:
- Unusual outbound database connections from web server
- SQL error messages in HTTP responses
SIEM Query:
source="web_logs" AND uri="/searchdata.php" AND (searchdata CONTAINS "' OR" OR searchdata CONTAINS "--" OR searchdata CONTAINS ";")