CVE-2025-0565
📋 TL;DR
CVE-2025-0565 is a critical SQL injection vulnerability in ZZCMS 2023 that allows remote attackers to execute arbitrary SQL commands via the 'id' parameter in /index.php. This affects all ZZCMS 2023 installations with the vulnerable functionality enabled. Attackers can potentially access, modify, or delete database content.
💻 Affected Systems
- ZZCMS
📦 What is this software?
Zzcms by Zzcms
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise leading to data theft, data destruction, or full system takeover via SQL injection to RCE chaining
Likely Case
Database information disclosure, authentication bypass, or limited data manipulation
If Mitigated
Limited impact with proper input validation and WAF protection, potentially only error-based information leakage
🎯 Exploit Status
Exploit details publicly available on GitHub, remote exploitation possible without authentication
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Not specified
Vendor Advisory: Not available
Restart Required: No
Instructions:
1. Monitor ZZCMS vendor for official patch 2. Apply patch immediately when available 3. Test in staging environment before production deployment
🔧 Temporary Workarounds
Input Validation and Sanitization
allImplement strict input validation for the 'id' parameter in /index.php
Modify /index.php to validate 'id' parameter as integer using is_numeric() or similar functions
Web Application Firewall Rules
allBlock SQL injection patterns targeting the /index.php endpoint
Add WAF rule: deny requests to /index.php with SQL keywords in id parameter
🧯 If You Can't Patch
- Implement network segmentation to restrict access to ZZCMS instances
- Deploy web application firewall with SQL injection protection rules
🔍 How to Verify
Check if Vulnerable:
Test /index.php endpoint with SQL injection payloads in id parameter (e.g., id=1' OR '1'='1)Check Version:
Check ZZCMS version in admin panel or configuration filesVerify Fix Applied:
Verify input validation rejects SQL injection attempts and returns appropriate error messages📡 Detection & Monitoring
Log Indicators:
- Unusual SQL error messages in web logs
- Multiple requests to /index.php with SQL keywords in parameters
Network Indicators:
- HTTP requests to /index.php containing SQL injection patterns
SIEM Query:
source="web_logs" AND uri="/index.php" AND (param="id" AND value MATCH "(?i)(union|select|insert|update|delete|drop|exec|or|and)")