CVE-2024-12351
📋 TL;DR
This critical SQL injection vulnerability in JFinalCMS 1.0 allows remote attackers to execute arbitrary SQL commands by manipulating the 'name' parameter in the findPage function. Attackers can potentially access, modify, or delete database content. All users running JFinalCMS 1.0 are affected.
💻 Affected Systems
- JFinalCMS
📦 What is this software?
Jfinalcms by Jwillber
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise including data theft, data destruction, and potential remote code execution if database functions allow it.
Likely Case
Unauthorized data access, data manipulation, and potential privilege escalation within the application.
If Mitigated
Limited impact with proper input validation and database permissions restricting damage to non-critical data.
🎯 Exploit Status
SQL injection vulnerabilities are commonly weaponized and public proof-of-concept exists in GitHub repository.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: None found
Restart Required: No
Instructions:
No official patch available. Consider upgrading to a newer version if available, or implement workarounds.
🔧 Temporary Workarounds
Input Validation Filter
allImplement parameterized queries or input validation for the 'name' parameter in ContentModel.java
Modify src\main\java\com\cms\entity\ContentModel.java to use PreparedStatement instead of string concatenation
Web Application Firewall
allDeploy WAF with SQL injection protection rules
🧯 If You Can't Patch
- Isolate the JFinalCMS instance behind a reverse proxy with SQL injection filtering
- Implement strict network segmentation and limit database permissions to minimum required
🔍 How to Verify
Check if Vulnerable:
Check if running JFinalCMS 1.0 by examining version files or application metadataCheck Version:
Check application configuration files or database version tables for '1.0'Verify Fix Applied:
Test the findPage function with SQL injection payloads to confirm proper input validation📡 Detection & Monitoring
Log Indicators:
- Unusual SQL error messages in application logs
- Multiple failed parameter manipulation attempts
Network Indicators:
- SQL keywords in HTTP parameters (SELECT, UNION, etc.)
- Unusual database query patterns
SIEM Query:
web_server_logs WHERE url_parameters CONTAINS 'SELECT' OR 'UNION' OR 'OR 1=1'