CVE-2024-37769
📋 TL;DR
CVE-2024-37769 is an insecure permissions vulnerability in 14Finger v1.1 that allows attackers to escalate privileges from normal user to Administrator via a crafted POST request. This affects all users running the vulnerable version of 14Finger software.
💻 Affected Systems
- 14Finger
📦 What is this software?
14finger by B1ackc4t
⚠️ Risk & Real-World Impact
Worst Case
Complete system compromise with administrative control, allowing data theft, system modification, and further lateral movement.
Likely Case
Unauthorized administrative access leading to data exposure, configuration changes, and potential persistence mechanisms.
If Mitigated
Limited impact with proper network segmentation and least privilege principles in place.
🎯 Exploit Status
Exploitation requires a normal user account but uses simple POST request manipulation.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: https://github.com/b1ackc4t/14Finger/issues/12
Restart Required: No
Instructions:
No official patch available. Monitor GitHub repository for updates and apply when released.
🔧 Temporary Workarounds
Network Access Control
allRestrict access to 14Finger application to trusted users only
Web Application Firewall Rules
allBlock suspicious POST requests to privilege escalation endpoints
🧯 If You Can't Patch
- Remove 14Finger v1.1 from production environments
- Implement strict network segmentation and monitor for privilege escalation attempts
🔍 How to Verify
Check if Vulnerable:
Check if running 14Finger v1.1 via version command or configuration filesCheck Version:
Check application configuration or documentation for version informationVerify Fix Applied:
Verify upgrade to patched version when available, or confirm application removal📡 Detection & Monitoring
Log Indicators:
- Unusual POST requests to admin/privilege endpoints
- Multiple failed privilege escalation attempts followed by success
Network Indicators:
- Suspicious POST payloads containing privilege escalation parameters
SIEM Query:
source="14finger" AND (method="POST" AND (uri="*admin*" OR uri="*privilege*"))