CVE-2024-14005
📋 TL;DR
Nagios XI versions before 2024R1.2 contain a command injection vulnerability in the Docker Wizard. Authenticated administrators can inject shell commands through insufficient input validation, leading to arbitrary command execution with web application privileges. This affects Nagios XI deployments with administrator access to the Docker Wizard functionality.
💻 Affected Systems
- Nagios XI
📦 What is this software?
Nagios Xi by Nagios
Nagios Xi by Nagios
Nagios Xi by Nagios
Nagios Xi by Nagios
Nagios Xi by Nagios
Nagios Xi by Nagios
Nagios Xi by Nagios
Nagios Xi by Nagios
Nagios Xi by Nagios
Nagios Xi by Nagios
⚠️ Risk & Real-World Impact
Worst Case
Full system compromise via privilege escalation to root, data exfiltration, lateral movement, and persistent backdoor installation.
Likely Case
Unauthorized command execution leading to service disruption, configuration modification, and potential credential harvesting from the Nagios XI system.
If Mitigated
Limited impact due to network segmentation, minimal administrator accounts, and proper access controls restricting Docker Wizard usage.
🎯 Exploit Status
Exploitation requires administrator credentials but is straightforward once authenticated.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 2024R1.2
Vendor Advisory: https://www.nagios.com/changelog/nagios-xi/
Restart Required: Yes
Instructions:
1. Backup current Nagios XI configuration. 2. Download Nagios XI 2024R1.2 from official portal. 3. Follow upgrade instructions at https://assets.nagios.com/downloads/nagiosxi/docs/Upgrading-Nagios-XI.pdf. 4. Restart Nagios XI services.
🔧 Temporary Workarounds
Disable Docker Wizard Access
linuxRemove administrator access to Docker Wizard functionality through role-based access control.
# Modify Nagios XI admin roles to exclude Docker Wizard permissions
Network Segmentation
allIsolate Nagios XI server from critical systems to limit lateral movement.
# Configure firewall rules to restrict outbound connections from Nagios XI
🧯 If You Can't Patch
- Restrict administrator accounts to only essential personnel
- Implement strict network segmentation and monitor for unusual outbound connections
🔍 How to Verify
Check if Vulnerable:
Check Nagios XI version via Admin > System Config > About. If version is below 2024R1.2, system is vulnerable.Check Version:
grep 'nagiosxi_version' /usr/local/nagiosxi/var/xiversionVerify Fix Applied:
Verify version is 2024R1.2 or higher and test Docker Wizard functionality with safe input.📡 Detection & Monitoring
Log Indicators:
- Unusual command execution in Nagios XI logs
- Suspicious Docker Wizard activity from admin accounts
- Unexpected shell processes spawned by nagios user
Network Indicators:
- Outbound connections from Nagios XI to unexpected destinations
- Unusual port scanning originating from Nagios XI server
SIEM Query:
source="nagios_xi" AND (event="docker_wizard" OR user="admin") AND command="*;*" OR command="*|*" OR command="*`*"