CVE-2024-36389
📋 TL;DR
MileSight DeviceHub uses insufficiently random values for authentication, potentially allowing attackers to bypass authentication mechanisms. This affects organizations using MileSight DeviceHub software for device management.
💻 Affected Systems
- MileSight DeviceHub
📦 What is this software?
Devicehub by Milesight
⚠️ Risk & Real-World Impact
Worst Case
Complete system compromise allowing unauthorized access to all managed devices and administrative functions
Likely Case
Authentication bypass leading to unauthorized access to device management interface and sensitive data
If Mitigated
Limited impact with proper network segmentation and access controls in place
🎯 Exploit Status
Authentication bypass vulnerabilities typically have low exploitation complexity once the weakness is understood
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Not specified
Vendor Advisory: https://www.gov.il/en/Departments/faq/cve_advisories
Restart Required: No
Instructions:
Check vendor advisory for specific patching instructions. Apply any available updates immediately.
🔧 Temporary Workarounds
Network Segmentation
allIsolate DeviceHub from untrusted networks and restrict access to authorized IPs only
Access Control Lists
allImplement strict firewall rules to limit access to DeviceHub management interface
🧯 If You Can't Patch
- Implement multi-factor authentication if supported
- Monitor authentication logs for suspicious activity and failed login attempts
🔍 How to Verify
Check if Vulnerable:
Check DeviceHub version against vendor advisory. Test authentication mechanisms for predictable values.Check Version:
Check DeviceHub web interface or configuration files for version informationVerify Fix Applied:
Verify updated version is installed and test authentication bypass attempts fail📡 Detection & Monitoring
Log Indicators:
- Unusual authentication patterns
- Successful logins from unexpected sources
- Multiple failed login attempts followed by success
Network Indicators:
- Unauthorized access to DeviceHub management endpoints
- Traffic patterns suggesting authentication bypass
SIEM Query:
source="DeviceHub" AND (event_type="authentication" AND result="success") | stats count by src_ip, user