CVE-2024-9796
📋 TL;DR
The WP-Advanced-Search WordPress plugin before version 3.3.9.2 contains an SQL injection vulnerability in the 't' parameter that is not properly sanitized. Unauthenticated attackers can exploit this to execute arbitrary SQL commands on the database. All WordPress sites using vulnerable versions of this plugin are affected.
💻 Affected Systems
- WP-Advanced-Search WordPress Plugin
📦 What is this software?
Wp Advanced Search by Internet Formation
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise allowing data theft, modification, or deletion, potentially leading to full site takeover via privilege escalation or remote code execution.
Likely Case
Database information disclosure including user credentials, sensitive content, and configuration data that could enable further attacks.
If Mitigated
Limited impact if database permissions are restricted, but still potential for data leakage from accessible tables.
🎯 Exploit Status
SQL injection via unsanitized GET parameter makes exploitation straightforward for attackers with basic skills.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 3.3.9.2
Vendor Advisory: https://wpscan.com/vulnerability/2ddd6839-6bcb-4bb8-97e0-1516b8c2b99b/
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find WP-Advanced-Search and click 'Update Now'. 4. Verify version is 3.3.9.2 or later.
🔧 Temporary Workarounds
Disable Plugin
allTemporarily disable the vulnerable plugin until patched
wp plugin deactivate wp-advanced-search
Web Application Firewall Rule
allBlock requests containing SQL injection patterns targeting the 't' parameter
🧯 If You Can't Patch
- Implement strict input validation for all GET/POST parameters
- Apply principle of least privilege to database user accounts
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin panel → Plugins → Installed Plugins for WP-Advanced-Search versionCheck Version:
wp plugin list --name=wp-advanced-search --field=versionVerify Fix Applied:
Confirm plugin version is 3.3.9.2 or higher in WordPress admin📡 Detection & Monitoring
Log Indicators:
- Unusual database queries in WordPress or MySQL logs
- Multiple requests with SQL patterns in 't' parameter
Network Indicators:
- HTTP requests with SQL injection payloads in URL parameters
SIEM Query:
web.url:*t=* AND (web.url:*UNION* OR web.url:*SELECT* OR web.url:*INSERT* OR web.url:*UPDATE* OR web.url:*DELETE*)