CVE-2022-46640
📋 TL;DR
The Nanoleaf Desktop App before version 1.3.1 contains a command injection vulnerability that allows attackers to execute arbitrary commands on affected systems via crafted HTTP requests. This affects users running vulnerable versions of the Nanoleaf Desktop App on any operating system where the app is installed.
💻 Affected Systems
- Nanoleaf Desktop App
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Full system compromise with remote code execution, allowing attackers to install malware, steal data, or pivot to other systems on the network.
Likely Case
Remote code execution leading to installation of cryptocurrency miners, ransomware, or backdoors on vulnerable systems.
If Mitigated
No impact if patched to version 1.3.1 or later, or if the app is not exposed to untrusted networks.
🎯 Exploit Status
Exploitation requires sending crafted HTTP requests to the vulnerable application endpoint.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 1.3.1
Vendor Advisory: http://nanoleaf.com
Restart Required: Yes
Instructions:
1. Open the Nanoleaf Desktop App. 2. Check for updates in settings. 3. Update to version 1.3.1 or later. 4. Restart the application.
🔧 Temporary Workarounds
Network Segmentation
allBlock inbound HTTP traffic to the Nanoleaf Desktop App port
Application Firewall
allConfigure firewall rules to restrict access to the app
🧯 If You Can't Patch
- Uninstall the Nanoleaf Desktop App completely
- Block all network access to the application using host-based firewall
🔍 How to Verify
Check if Vulnerable:
Check the app version in settings or about dialog. If version is below 1.3.1, the system is vulnerable.Check Version:
Check app settings or about dialog for version informationVerify Fix Applied:
Confirm the app version is 1.3.1 or higher after updating.📡 Detection & Monitoring
Log Indicators:
- Unusual HTTP requests to the Nanoleaf app port
- Suspicious command execution in system logs
Network Indicators:
- HTTP requests with command injection payloads to the app's listening port
SIEM Query:
source="nanoleaf_app.log" AND (http_request CONTAINS "cmd" OR http_request CONTAINS "bash" OR http_request CONTAINS "powershell")