XPost: alt.os.linux.mint
On Sun, 04 Sep 2022 03:55:12 +0200, Mrde wrote:
VPS Ubuntu server, MATE desktop
sudo ufw status numbered sudo ufw default deny incoming sudo ufw default allow outgoing sudo ufw allow 22 sudo ufw enable sudo ufw status
numbered sudo reboot
netstat -tulpn tcp 0 0 0.0.0.0:22
When I run from my home sudo nmap -p 22 -sUV SERVER_IP 22/udp
open|filtered ssh
But, when I run sudo nmap -p 22,80,12345,55555 -sUV SERVER_IP 22/udp open|filtered ssh 80/udp open|filtered http 12345/udp
open|filtered unknown 55555/udp open|filtered unknown
I don't have these ports open.
Why every udp port is open?
Maybe a setup issue on your server. Here are the results on my home
machine.
VPN
PORT STATE SERVICE VERSION
22/udp closed ssh
80/udp closed http
12345/udp closed italk
55555/udp closed unknown
Service detection performed. Please report any incorrect results at
https://nmap.org/submit/ .
Nmap done: 1 IP address (1 host up) scanned in 0.32 seconds
local ip 192.168.1.101
PORT STATE SERVICE VERSION
22/udp closed ssh
80/udp closed http
12345/udp closed italk
55555/udp closed unknown
Service detection performed. Please report any incorrect results at
https://nmap.org/submit/ .
Nmap done: 1 IP address (1 host up) scanned in 0.31 seconds
--
Pull my finger
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