Port 5000 — UPnP/Dev

TCP · Port 5000/TCP is used for the Universal Plug and Play (UPnP) protocol, which enables devices to discover and communicate with each other on a network. This port is critical for UPnP's functionality, allowing devices to negotiate and establish connections. Security relevance lies in its potential use by malware to spread or evade detection.

Port Number: 5000
Service Name: UPnP/Dev
Protocol: TCP
Common Software: Flask, Docker Registry

Security Notes

Review IANA registry for port 5000 usage. Apply principle of least privilege - only open ports that are required.

FAQ

What is port 5000 used for?

Port 5000 is used for UPnP/Dev. Port 5000/TCP is used for the Universal Plug and Play (UPnP) protocol, which enables devices to discover and communicate with each other on a network. This port is critical for UPnP's functionality, allowing devices to negotiate and establish connections. Security relevance lies in its potential use by malware to spread or evade detection. Common software: Flask, Docker Registry.

Is port 5000 dangerous to leave open?

Review IANA registry for port 5000 usage. Apply principle of least privilege - only open ports that are required.

How do I check if port 5000 is open?

Use nmap: nmap -p 5000 <target> or check locally: ss -tlnp | rg 5000