CVE-2025-52327

7.8 HIGH

📋 TL;DR

A SQL injection vulnerability in Restaurant Order System 1.0 allows local attackers to extract sensitive database information through the payment.php file. This affects systems running the vulnerable software version, potentially exposing customer data, payment details, and other sensitive information stored in the database.

💻 Affected Systems

Products:
  • Restaurant Order System
Versions: 1.0
Operating Systems: Any OS running PHP
Default Config Vulnerable: ⚠️ Yes
Notes: The vulnerability exists in the payment.php file and affects all installations of version 1.0 regardless of configuration.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete database compromise including customer PII, payment information, administrative credentials, and potential lateral movement to other systems.

🟠

Likely Case

Extraction of sensitive customer data (names, addresses, payment details) and potential privilege escalation within the application.

🟢

If Mitigated

Limited information disclosure if proper input validation and parameterized queries are implemented.

🌐 Internet-Facing: MEDIUM - While the vulnerability requires local access, internet-facing systems could still be targeted through other initial access vectors.
🏢 Internal Only: HIGH - Local attackers or compromised internal accounts can directly exploit this vulnerability to access sensitive data.

🎯 Exploit Status

Public PoC: ⚠️ Yes
Weaponized: LIKELY
Unauthenticated Exploit: ✅ No
Complexity: LOW

Exploitation requires local access to the system. The gist.github.com reference appears to contain exploit details.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Unknown

Vendor Advisory: Unknown

Restart Required: No

Instructions:

1. Check vendor website for updated version. 2. If no patch available, implement workarounds. 3. Replace vulnerable payment.php with secure version using parameterized queries.

🔧 Temporary Workarounds

Input Validation and Sanitization

all

Add input validation and sanitization to payment.php to prevent SQL injection

# Add input validation in PHP code
# Example: $input = mysqli_real_escape_string($connection, $_POST['input']);

Web Application Firewall

all

Deploy WAF with SQL injection protection rules

# Configure WAF rules to block SQL injection patterns
# Example mod_security rule: SecRule ARGS "@detectSQLi" "id:1001,phase:2,deny"

🧯 If You Can't Patch

  • Implement network segmentation to restrict access to the vulnerable system
  • Enable detailed logging and monitoring for SQL injection attempts on payment.php

🔍 How to Verify

Check if Vulnerable:

Review payment.php source code for unsanitized user input in SQL queries. Test with SQL injection payloads in payment-related parameters.

Check Version:

# Check system version in admin panel or readme files
# Typically found in: /admin/panel or /README.txt

Verify Fix Applied:

Test with SQL injection payloads after implementing fixes. Verify parameterized queries are used and input validation is properly implemented.

📡 Detection & Monitoring

Log Indicators:

  • Unusual SQL queries in application logs
  • Multiple failed login attempts from payment.php
  • Database error messages containing SQL syntax

Network Indicators:

  • Unusual database connection patterns
  • Large data transfers from database server

SIEM Query:

source="web_logs" AND (url="*/payment.php*" AND (message="*SQL*" OR message="*syntax*" OR message="*union*"))

🔗 References

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