CVE-2024-57768
📋 TL;DR
This SQL injection vulnerability in JFinalOA allows attackers to execute arbitrary SQL commands through the validRoleKey parameter. It affects all systems running JFinalOA versions before 2025.01.01, potentially compromising database integrity and confidentiality.
💻 Affected Systems
- JFinalOA
📦 What is this software?
Jfinaloa by Jfinaloa Project
⚠️ Risk & Real-World Impact
Worst Case
Complete database compromise including data theft, data manipulation, and potential remote code execution via database functions.
Likely Case
Unauthorized data access, privilege escalation, and potential authentication bypass.
If Mitigated
Limited impact with proper input validation and database permission restrictions.
🎯 Exploit Status
SQL injection via parameter manipulation requires some access but is technically simple.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 2025.01.01
Vendor Advisory: https://gitee.com/r1bbit/JFinalOA/issues/IBHUMT
Restart Required: Yes
Instructions:
1. Download JFinalOA v2025.01.01 or later. 2. Backup current installation. 3. Replace files with patched version. 4. Restart application server.
🔧 Temporary Workarounds
Input Validation Filter
allAdd parameter validation to reject suspicious characters in sysRole.key parameter
Implement input validation in validRoleKey endpoint to allow only alphanumeric characters
WAF Rule
allDeploy web application firewall rules to block SQL injection patterns
Add WAF rule to detect and block SQL injection attempts on validRoleKey endpoint
🧯 If You Can't Patch
- Implement strict input validation and parameterized queries for the validRoleKey endpoint
- Restrict database user permissions to minimum required access
🔍 How to Verify
Check if Vulnerable:
Check if version is below 2025.01.01 and test validRoleKey endpoint with SQL injection payloadsCheck Version:
Check application version in admin panel or configuration filesVerify Fix Applied:
Verify version is 2025.01.01 or later and test that SQL injection attempts are properly rejected📡 Detection & Monitoring
Log Indicators:
- Unusual SQL queries in database logs
- Multiple failed parameter validation attempts
- Suspicious characters in validRoleKey parameter
Network Indicators:
- SQL keywords in HTTP parameters
- Unusual database connection patterns
SIEM Query:
source="web_logs" AND uri="*validRoleKey*" AND (param="*OR*" OR param="*UNION*" OR param="*SELECT*" OR param="*--*" OR param="*;*")