CVE-2023-52215

9.3 CRITICAL

📋 TL;DR

This CVE describes an unauthenticated SQL injection vulnerability in the Simple Inventory Management WordPress plugin. Attackers can execute arbitrary SQL commands without authentication, potentially compromising the entire WordPress database. All WordPress sites using this plugin version 1.5.1 or earlier are affected.

💻 Affected Systems

Products:
  • Simple Inventory Management - just scan barcode to manage products and orders. For WooCommerce
Versions: n/a through 1.5.1
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Affects all WordPress installations with vulnerable plugin versions regardless of configuration.

📦 What is this software?

⚠️ Risk & Real-World Impact

🔴

Worst Case

Complete database compromise leading to data theft, privilege escalation, remote code execution via database functions, and full site takeover.

🟠

Likely Case

Data exfiltration including user credentials, sensitive business data, and potential site defacement or disruption.

🟢

If Mitigated

Limited impact if proper input validation and WAF rules block SQL injection attempts.

🌐 Internet-Facing: HIGH - WordPress sites are typically internet-facing and the vulnerability requires no authentication.
🏢 Internal Only: MEDIUM - Internal WordPress installations could still be exploited by internal threats or compromised accounts.

🎯 Exploit Status

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

SQL injection vulnerabilities are commonly weaponized and this one requires no authentication, making exploitation trivial for attackers.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 1.5.2 or later

Vendor Advisory: https://patchstack.com/database/vulnerability/barcode-scanner-lite-pos-to-manage-products-inventory-and-orders/wordpress-barcode-scanner-with-inventory-order-manager-plugin-1-5-1-unauthenticated-sql-injection-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find 'Simple Inventory Management' plugin. 4. Click 'Update Now' if update available. 5. If no update available, deactivate and delete plugin immediately.

🔧 Temporary Workarounds

Web Application Firewall (WAF)

all

Deploy WAF rules to block SQL injection patterns targeting WordPress plugins

Plugin Deactivation

linux

Temporarily disable the vulnerable plugin until patched

wp plugin deactivate barcode-scanner-lite-pos-to-manage-products-inventory-and-orders

🧯 If You Can't Patch

  • Immediately deactivate and remove the vulnerable plugin from all WordPress installations
  • Implement strict network segmentation and monitor for SQL injection attempts in web server logs

🔍 How to Verify

Check if Vulnerable:

Check WordPress admin panel → Plugins → Installed Plugins for 'Simple Inventory Management' version 1.5.1 or earlier

Check Version:

wp plugin get barcode-scanner-lite-pos-to-manage-products-inventory-and-orders --field=version

Verify Fix Applied:

Verify plugin version is 1.5.2 or later in WordPress admin panel

📡 Detection & Monitoring

Log Indicators:

  • Unusual SQL queries in WordPress/database logs
  • Multiple failed login attempts following SQL errors
  • Requests with SQL keywords in parameters

Network Indicators:

  • HTTP requests containing SQL injection payloads to WordPress endpoints
  • Unusual database connection patterns from web server

SIEM Query:

source="web_server_logs" AND ("UNION SELECT" OR "SELECT * FROM" OR "information_schema" OR "WAITFOR DELAY") AND uri="*wp-admin*"

🔗 References

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