CVE-2025-6304

7.3 HIGH

📋 TL;DR

CVE-2025-6304 is a critical SQL injection vulnerability in code-projects Online Shoe Store 1.0 that allows remote attackers to execute arbitrary SQL commands via the qty[] parameter in /cart.php. This affects all deployments of version 1.0 of the software. Attackers can potentially steal, modify, or delete database contents including user credentials and payment information.

💻 Affected Systems

Products:
  • code-projects Online Shoe Store
Versions: 1.0
Operating Systems: All
Default Config Vulnerable: ⚠️ Yes
Notes: All installations of version 1.0 are vulnerable. The vulnerability exists in the default installation with no special configuration required.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete database compromise leading to data theft, authentication bypass, remote code execution via database functions, and full system takeover.

🟠

Likely Case

Database information disclosure including user credentials, personal data, and order information, potentially leading to account takeover and data exfiltration.

🟢

If Mitigated

Limited impact with proper input validation and parameterized queries preventing SQL injection, though other vulnerabilities may still exist.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

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

Exploit details are publicly available on GitHub, making this easily exploitable by attackers with basic SQL injection knowledge.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Not available

Vendor Advisory: Not available

Restart Required: No

Instructions:

1. Check code-projects.org for any official patches or updates. 2. If no patch is available, implement workarounds immediately. 3. Consider migrating to a different e-commerce platform with active security support.

🔧 Temporary Workarounds

Input Validation and Sanitization

all

Implement strict input validation and parameterized queries for the qty[] parameter in cart.php

Modify cart.php to use prepared statements: $stmt = $conn->prepare('UPDATE cart SET quantity = ? WHERE id = ?'); $stmt->bind_param('ii', $qty, $id);

Web Application Firewall (WAF) Rules

all

Deploy WAF rules to block SQL injection patterns targeting the qty[] parameter

Add WAF rule: SecRule ARGS:qty "@detectSQLi" "id:1001,phase:2,deny,status:403,msg:'SQL Injection Attempt'" (ModSecurity example)

🧯 If You Can't Patch

  • Isolate the vulnerable system behind a reverse proxy with strict input filtering
  • Implement network segmentation to limit database access from the web server

🔍 How to Verify

Check if Vulnerable:

Test the /cart.php endpoint with SQL injection payloads in the qty[] parameter (e.g., qty[]=1' OR '1'='1). Monitor for database errors or unexpected behavior.

Check Version:

Check the software version in the admin panel or by examining the source code files for version identifiers.

Verify Fix Applied:

After implementing fixes, retest with SQL injection payloads to ensure they are properly blocked and no longer cause database errors.

📡 Detection & Monitoring

Log Indicators:

  • Unusual SQL error messages in web server logs
  • Multiple requests to /cart.php with suspicious qty[] parameters
  • Database query errors containing SQL syntax

Network Indicators:

  • HTTP POST requests to /cart.php containing SQL keywords in parameters
  • Unusual database connection patterns from web server

SIEM Query:

source="web_server.log" AND uri="/cart.php" AND (qty CONTAINS "'" OR qty CONTAINS "OR" OR qty CONTAINS "UNION" OR qty CONTAINS "SELECT")

🔗 References

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