CVE-2024-25832
📋 TL;DR
F-logic DataCube3 v1.0 has an unrestricted file upload vulnerability that allows authenticated attackers to upload malicious files by manipulating filename extensions. This affects all users running the vulnerable version of DataCube3 software.
💻 Affected Systems
- F-logic DataCube3
📦 What is this software?
Datacube3 by F Logic
⚠️ Risk & Real-World Impact
Worst Case
Remote code execution leading to complete system compromise, data theft, or ransomware deployment
Likely Case
Web shell upload enabling persistent backdoor access and data exfiltration
If Mitigated
Limited impact if proper file type validation and authentication controls are enforced
🎯 Exploit Status
Exploitation requires authenticated access but is straightforward once credentials are obtained
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: Not available
Restart Required: No
Instructions:
Contact F-logic vendor for patch information. No official patch details available at this time.
🔧 Temporary Workarounds
Implement file type validation
allAdd server-side validation to reject dangerous file types regardless of filename extension
Restrict upload directory permissions
linuxSet upload directory to read-only for web server and prevent execution of uploaded files
chmod 644 /path/to/upload/directory/*
chown root:root /path/to/upload/directory
🧯 If You Can't Patch
- Disable file upload functionality entirely if not required
- Implement web application firewall rules to block suspicious file uploads
🔍 How to Verify
Check if Vulnerable:
Test if you can upload files with dangerous extensions (.php, .jsp, .aspx) that get accepted by the systemCheck Version:
Check DataCube3 interface or configuration files for version informationVerify Fix Applied:
Attempt to upload malicious file types and verify they are rejected with proper validation📡 Detection & Monitoring
Log Indicators:
- Unusual file uploads with executable extensions
- Multiple failed upload attempts followed by successful upload
Network Indicators:
- POST requests to upload endpoints with suspicious file names
- Subsequent connections to uploaded files
SIEM Query:
source="web_logs" AND (uri="/upload" OR uri="/fileupload") AND (filename="*.php" OR filename="*.jsp" OR filename="*.aspx")