CVE-2025-2676

7.3 HIGH

📋 TL;DR

This critical SQL injection vulnerability in PHPGurukul Bank Locker Management System 1.0 allows remote attackers to execute arbitrary SQL commands via the sadminusername parameter in /add-subadmin.php. Attackers can potentially access, modify, or delete database content. All installations of version 1.0 are affected.

💻 Affected Systems

Products:
  • PHPGurukul Bank Locker Management System
Versions: 1.0
Operating Systems: Any OS running PHP
Default Config Vulnerable: ⚠️ Yes
Notes: All default installations are vulnerable. The vulnerability exists in the core application code.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete database compromise including sensitive locker management data, administrative credentials theft, and potential system takeover.

🟠

Likely Case

Unauthorized data access and modification of bank locker records, user information, and system configuration.

🟢

If Mitigated

Limited impact with proper input validation and database permissions restricting damage to non-critical data.

🌐 Internet-Facing: HIGH - Remote exploitation possible without authentication, making internet-facing instances extremely vulnerable.
🏢 Internal Only: MEDIUM - Internal attackers could still exploit, but network segmentation reduces exposure.

🎯 Exploit Status

Public PoC: ⚠️ Yes
Weaponized: UNKNOWN
Unauthenticated Exploit: ⚠️ Yes
Complexity: LOW

Exploit details are publicly available on GitHub. Attack requires no authentication and uses simple SQL injection techniques.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: UNKNOWN

Vendor Advisory: https://phpgurukul.com/

Restart Required: No

Instructions:

No official patch available. Contact vendor for updated version or apply workarounds.

🔧 Temporary Workarounds

Input Validation and Sanitization

all

Add parameter validation and sanitization for sadminusername parameter in /add-subadmin.php

Modify PHP code to use prepared statements with parameterized queries for all database operations

Web Application Firewall Rules

all

Block SQL injection patterns targeting /add-subadmin.php

Configure WAF to block requests containing SQL keywords in sadminusername 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:

Test /add-subadmin.php with SQL injection payloads in sadminusername parameter

Check Version:

Check application version in admin panel or configuration files

Verify Fix Applied:

Verify that SQL injection attempts no longer succeed and return proper error handling

📡 Detection & Monitoring

Log Indicators:

  • Multiple failed login attempts with SQL patterns
  • Unusual database queries from web application user

Network Indicators:

  • HTTP requests to /add-subadmin.php containing SQL keywords
  • Abnormal database traffic patterns

SIEM Query:

source="web_logs" AND uri="/add-subadmin.php" AND (sadminusername CONTAINS "' OR" OR sadminusername CONTAINS "UNION" OR sadminusername CONTAINS "SELECT")

🔗 References

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