CVE-2022-30407
📋 TL;DR
Pharmacy Sales And Inventory System v1.0 contains a SQL injection vulnerability in the manage_user.php endpoint that allows attackers to execute arbitrary SQL commands via the 'id' parameter. This affects all users running the vulnerable version of this pharmacy management software. Successful exploitation could lead to data theft, system compromise, or complete database takeover.
💻 Affected Systems
- Pharmacy Sales And Inventory System
📦 What is this software?
Pharmacy Sales And Inventory System by Pharmacy Sales And Inventory System Project
View all CVEs affecting Pharmacy Sales And Inventory System →
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise allowing data exfiltration, privilege escalation, authentication bypass, and potential remote code execution on the underlying server.
Likely Case
Unauthorized access to sensitive pharmacy data including patient records, medication inventory, sales data, and user credentials.
If Mitigated
Limited impact with proper input validation, parameterized queries, and network segmentation preventing database access.
🎯 Exploit Status
Simple SQL injection via GET parameter. Public proof-of-concept available in GitHub repository.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: None available
Restart Required: No
Instructions:
No official patch available. Implement workarounds or migrate to alternative software.
🔧 Temporary Workarounds
Input Validation and Sanitization
allAdd input validation to sanitize the 'id' parameter before processing
Modify manage_user.php to use prepared statements: $stmt = $conn->prepare('SELECT * FROM users WHERE id = ?'); $stmt->bind_param('i', $_GET['id']);
Web Application Firewall (WAF)
allDeploy WAF rules to block SQL injection patterns
Add WAF rule: SecRule ARGS:id "@rx (union|select|insert|update|delete|drop|--|#|\/\*|\*\/)" "id:1001,phase:2,deny,status:403,msg:'SQL Injection Attempt'" (ModSecurity example)
🧯 If You Can't Patch
- Network segmentation: Isolate the system from internet access and restrict internal access to authorized users only
- Database hardening: Implement least privilege database accounts, enable logging, and regularly audit database access
🔍 How to Verify
Check if Vulnerable:
Test the endpoint with SQL injection payload: /manage_user.php?id=1' OR '1'='1Check Version:
Check PHP files for version information or review installation documentationVerify Fix Applied:
Test with same payload after implementing parameterized queries - should return error or no data📡 Detection & Monitoring
Log Indicators:
- Unusual SQL errors in application logs
- Multiple failed login attempts followed by SQL injection patterns
- Database queries with unusual syntax or UNION statements
Network Indicators:
- HTTP requests to manage_user.php with SQL keywords in parameters
- Unusual database connection patterns from web server
SIEM Query:
source="web_logs" AND uri="*manage_user.php*" AND (param="*union*" OR param="*select*" OR param="*--*" OR param="*' OR '*")