CVE-2023-29432
📋 TL;DR
This SQL injection vulnerability in the Houzez WordPress theme allows unauthenticated attackers to execute arbitrary SQL commands on affected websites. It affects all Houzez theme installations before version 2.8.3, potentially compromising the entire WordPress database.
💻 Affected Systems
- Favethemes Houzez - Real Estate WordPress Theme
📦 What is this software?
Houzez by Favethemes
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise leading to data theft, privilege escalation, website defacement, or full system takeover via subsequent attacks.
Likely Case
Unauthenticated attackers extract sensitive data (user credentials, personal information, payment details) and potentially gain administrative access to the WordPress site.
If Mitigated
Limited impact with proper input validation and database permissions, though SQL injection attempts would still be logged.
🎯 Exploit Status
SQL injection vulnerabilities are commonly exploited with automated tools, and this unauthenticated vulnerability makes it particularly attractive to attackers.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 2.8.3
Vendor Advisory: https://patchstack.com/database/vulnerability/houzez/wordpress-houzez-theme-2-8-3-unauth-sql-injection-sqli-vulnerability?_s_id=cve
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Appearance > Themes. 3. Update Houzez theme to version 2.8.3 or later. 4. Clear any caching plugins. 5. Verify theme functionality.
🔧 Temporary Workarounds
Temporary Theme Deactivation
allSwitch to a default WordPress theme until patching is possible
wp theme activate twentytwentythree
Web Application Firewall Rules
allImplement WAF rules to block SQL injection patterns targeting Houzez endpoints
🧯 If You Can't Patch
- Implement strict input validation and parameterized queries for all theme functions
- Restrict database user permissions to minimum required privileges
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin panel > Appearance > Themes for Houzez theme version. If version is below 2.8.3, the site is vulnerable.Check Version:
wp theme list --name=houzez --field=versionVerify Fix Applied:
Confirm Houzez theme version is 2.8.3 or higher in WordPress admin panel, then test theme functionality.📡 Detection & Monitoring
Log Indicators:
- Unusual SQL queries in database logs
- Multiple failed login attempts from single IP
- Requests to Houzez-specific endpoints with SQL syntax
Network Indicators:
- HTTP requests containing SQL keywords (SELECT, UNION, etc.) to theme endpoints
- Unusual traffic patterns to /wp-content/themes/houzez/
SIEM Query:
source="web_server" AND (uri="*houzez*" AND (query="*SELECT*" OR query="*UNION*" OR query="*OR 1=1*"))