CyberHunter
// Other services

Port 46999: MediaBox Server

Port 46999 is assigned by IANA to mediabox (MediaBox Server).

46999

How mediabox works

Other services
client:46999mediaboxresponse client:46999mediaboxresponse

The client sends a request to port 46999 and the mediabox service answers.

Transport
TCP · UDP
Exposure risk
not rated depends on the program listening
Encryption
Unknownnot stated by the registry
IANA status
Assigned1 registered service
Range
Registered (1024-49151)
01 Security

Is port 46999 dangerous?

We have no specific security note for port 46999. Its risk depends on the program actually listening on it. General advice for other services services:

  • Close the port if nothing on the host needs it.
  • Identify the process that listens on it (commands below) before opening it in a firewall.
  • Expose a service only to the networks that use it.
02 Registry

IANA registry entries for port 46999

ServicePortTransportDescriptionReferenceUpdated
mediabox 46999 TCP, UDP MediaBox Server - 2004-11

// source: IANA service name and port number registry

03 Check it

Which program uses port 46999, and is it reachable?

Linux

sudo ss -ltnup 'sport = :46999'      # process listening on 46999
sudo lsof -nP -i :46999

macOS

sudo lsof -nP -i :46999

Windows (PowerShell)

Get-NetTCPConnection -LocalPort 46999 -State Listen | Select LocalAddress, OwningProcess
Get-NetUDPEndpoint -LocalPort 46999
netstat -ano | findstr :46999

From another machine

nmap -p 46999 -sV <host>
sudo nmap -sU -p 46999 <host>
nc -zv <host> 46999

Block it in the firewall

sudo ufw deny 46999/tcp                                         # Linux (ufw)
New-NetFirewallRule -DisplayName "Block 46999" -Direction Inbound -LocalPort 46999 -Protocol TCP -Action Block  # Windows
04 FAQ
What is port 46999 used for?

Port 46999 is assigned by IANA to mediabox (MediaBox Server).

Is port 46999 TCP or UDP?

Port 46999 is registered for TCP and UDP.

Is it safe to open port 46999?

It depends on the program that listens on it. Open it only for a service you know and only to the networks that need it. Close the port if nothing on the host needs it.

How do I check if port 46999 is open?

On Linux run "ss -ltnup 'sport = :46999'", on macOS "lsof -nP -i :46999", and on Windows "netstat -ano | findstr :46999" to see the local process. From another machine, "nmap -p 46999 <host>" shows whether it is reachable.

05 Related