CVE-2022-30400
📋 TL;DR
Merchandise Online Store v1.0 contains a SQL injection vulnerability in the admin orders view page that allows attackers to execute arbitrary SQL commands via the 'id' parameter. This affects all deployments of this specific e-commerce software version. Attackers can potentially access, modify, or delete database content.
💻 Affected Systems
- Merchandise Online Store
📦 What is this software?
Merchandise Online Store by Merchandise Online Store Project
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise including customer PII, payment information, admin credentials, and full application control leading to data breach and system takeover.
Likely Case
Unauthorized data access including customer information, order details, and potential privilege escalation to admin accounts.
If Mitigated
Limited impact with proper input validation and database permissions, potentially only allowing data viewing without modification.
🎯 Exploit Status
Exploit requires access to admin path but SQL injection could bypass authentication. Public proof-of-concept available in GitHub repository.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: None known
Restart Required: No
Instructions:
No official patch available. Implement parameterized queries and input validation in /vloggers_merch/admin/orders/view_order.php.
🔧 Temporary Workarounds
Input Validation and Sanitization
allAdd input validation and parameterized queries to the vulnerable PHP file
Edit /vloggers_merch/admin/orders/view_order.php to use prepared statements with PDO or mysqli
WAF Rule Implementation
allAdd web application firewall rules to block SQL injection patterns
Add WAF rule: Detect and block SQL injection patterns in 'id' parameter
🧯 If You Can't Patch
- Restrict access to /vloggers_merch/admin/ directory using IP whitelisting or VPN
- Implement database user with minimal permissions (read-only for this function if possible)
🔍 How to Verify
Check if Vulnerable:
Test /vloggers_merch/admin/orders/view_order.php?view=user&id=1' with SQL injection payloads like ' OR '1'='1Check Version:
Check software version in admin panel or readme filesVerify Fix Applied:
Test with same payloads and verify no SQL errors or unexpected behavior occurs📡 Detection & Monitoring
Log Indicators:
- SQL syntax errors in PHP/application logs
- Unusual database queries from web server IP
- Multiple failed parameter attempts on view_order.php
Network Indicators:
- HTTP requests with SQL keywords in 'id' parameter
- Unusual traffic patterns to admin orders endpoint
SIEM Query:
source="web_logs" AND uri="/vloggers_merch/admin/orders/view_order.php" AND (param="id" AND value MATCH "[';]|UNION|SELECT|INSERT|UPDATE|DELETE|DROP|OR")