| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179 |
- # Well known ports 0:1023
- # Registered ports 1024:49151
- # Goldielocks zone 32768:65535
- # Dynamic/Private 49152:65535
- #
- # WAN 86.83.121.29
- # vps 185.66.250.42
- # tor-exit 185.87.185.45
- *filter
- :INPUT ACCEPT [0:0]
- :FORWARD ACCEPT [0:0]
- :OUTPUT ACCEPT [0:0]
- :clutter - [0:0]
- # Local loopback
- -A INPUT ! -i lo -d 127.0.0.0/8 -m limit --limit 5/min -j LOG --log-prefix "iptables dropped 127.0.0.0/8, from non localhost: " --log-level 7
- -A INPUT ! -i lo -d 127.0.0.0/8 -j DROP -m comment --comment "Traffic for localhost, not from loopback interface."
- -A INPUT -i lo -j ACCEPT -m comment --comment "Loopback interface"
- -A OUTPUT -o lo -j ACCEPT -m comment --comment "Loopback interface"
- # Active connections
- -A INPUT -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
- -A OUTPUT -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
- # Ping
- -A OUTPUT -p icmp -m icmp --icmp-type 8 -j ACCEPT
- # FTP
- #-A OUTPUT -p tcp -m tcp --sport ? --dport 21 -j ACCEPT
- #-A OUTPUT -p tcp -m tcp --sport 32768:65535 --dport 49152:65535 -j ACCEPT
- # SSH
- #-A INPUT -p tcp -m tcp --dport 22 -m state --state NEW -m recent --set --name SSH --mask 255.255.255.255 --rsource
- #-A INPUT -p tcp -m tcp --dport 22 -m limit --limit 5/min -m recent --rcheck --seconds 40 --hitcount 4 --rttl --name SSH --mask 255.255.255.255 --rsource -j LOG --log-prefix "iptalbes dropped SSH flood: "
- #-A INPUT -p tcp -m tcp --dport 22 -m recent --update --seconds 40 --hitcount 4 --rttl --name SSH --mask 255.255.255.255 --rsource -j DROP
- #-A INPUT -p tcp -m tcp --sport 1024:65535 --dport 22 -j ACCEPT
- -A OUTPUT -p tcp -m tcp --sport 32768:65535 --dport 22 -j ACCEPT
- # Telnet
- -A OUTPUT -p tcp -m tcp --sport 32768:65535 --dport 23 -j ACCEPT
- # SMTP(S)
- -A OUTPUT -p tcp -m tcp --sport 32768:65535 --dport 25 -j ACCEPT
- -A OUTPUT -p tcp -m tcp --sport 49152:65535 --dport 465 -j ACCEPT
- -A OUTPUT -p tcp -m tcp --sport 32768:65535 --dport 587 -j ACCEPT
- # WHOIS
- -A OUTPUT -p tcp -m tcp --sport 32768:65535 --dport 43 -j ACCEPT
- # DNS
- -A OUTPUT -p udp -m udp --sport 1024:65535 --dport 53 -j ACCEPT
- -A OUTPUT -p tcp -m tcp --sport 32768:65535 --dport 53 -j ACCEPT
- # DNS for VM
- -A INPUT -p udp -m udp --sport 1024:65535 --dport 53 -j ACCEPT
- -A INPUT -p tcp -m tcp --sport 32768:65535 --dport 53 -j ACCEPT
- # DHCP client
- -A INPUT -d 255.255.255.255 -p udp -m udp --sport 67 --dport 68 -j ACCEPT
- -A OUTPUT -p udp -m udp --sport 68 --dport 67 -j ACCEPT
- # DHCP for VM
- -A INPUT -s 0.0.0.0 -d 255.255.255.255 -p udp -m udp --sport 68 --dport 67 -j ACCEPT
- -A OUTPUT -p udp -m udp --sport 67 --dport 68 -j ACCEPT
- # HTTP & HTTPS
- #-A INPUT -p tcp -m tcp --dport 80 -m state --state NEW -m recent --set --name HTTP --rsource
- #-A INPUT -p tcp -m tcp --dport 80 -m recent --rcheck --seconds 30 --hitcount 20 --rttl --name HTTP --rsource -j LOG --log-prefix "iptables dropped HTTP flood: " --log-level 4
- #-A INPUT -p tcp -m tcp --dport 80 -m recent --update --seconds 30 --hitcount 20 --rttl --name HTTP --rsource -j DROP
- #-A INPUT -p tcp -m tcp --dport 80 -j ACCEPT -m comment --comment "Tor dir port"
- -A OUTPUT -p tcp -m tcp --sport 32768:65535 --dport 80 -j ACCEPT
- #-A INPUT -p tcp -m tcp --dport 443 -m state --state NEW -m recent --set --name HTTPS --rsource
- #-A INPUT -p tcp -m tcp --dport 443 -m recent --rcheck --seconds 30 --hitcount 20 --rttl --name HTTPS --rsource -j LOG --log-prefix "iptables dropped HTTPS flood: " --log-level 4
- #-A INPUT -p tcp -m tcp --dport 443 -m recent --update --seconds 30 --hitcount 20 --rttl --name HTTPS --rsource -j DROP
- #-A INPUT -p tcp -m tcp --dport 443 -j ACCEPT -m comment --comment "Tor OR port"
- -A OUTPUT -p tcp -m tcp --sport 32768:65535 --dport 443 -j ACCEPT
- # HTTP & HTTPS for VM
- -A FORWARD -p tcp -m tcp --sport 32768:65535 --dport 80 -j ACCEPT
- -A FORWARD -p tcp -m tcp --sport 80 --dport 32768:65535 -j ACCEPT
- -A FORWARD -p tcp -m tcp --sport 32768:65535 --dport 443 -j ACCEPT
- -A FORWARD -p tcp -m tcp --sport 443 --dport 32768:65535 -j ACCEPT
- # NTP
- -A OUTPUT -p udp -m udp --sport 123 --dport 123 -j ACCEPT
- # Samba
- -A OUTPUT -p tcp -m tcp --sport 32768:65535 --dport 139 -j ACCEPT
- # IMAPs
- -A OUTPUT -p tcp -m tcp --sport 32768:65535 --dport 143 -j ACCEPT
- -A OUTPUT -p tcp -m tcp --sport 32768:65535 --dport 993 -j ACCEPT
- # PIP
- #-A OUTPUT -d 185.31.17.223 -p tcp -m tcp --sport 32768:65535 --dport 443 -j ACCEPT -m comment --comment "pip"
- # Socks5
- #-A OUTPUT -p tcp -m tcp --sport 57448:65535 --dport 1080 -j ACCEPT
- # OpenVPN
- -A OUTPUT -p udp -m udp --sport 32768:65535 --dport 1194 -j ACCEPT
- # KDEconnect: TCP & UDP 1714-1764
- -A OUTPUT -p udp -m udp --sport 1716 --dport 1716 -j ACCEPT -m comment --comment "KDE Connect"
- -A OUTPUT -p tcp -m tcp --sport 32768:65535 --dport 1739:1744 -j ACCEPT -m comment --comment "KDE Connect"
- -A OUTPUT -p tcp -m tcp --sport 49152:65535 --dport 1716 -j ACCEPT -m comment --comment "KDE Connect"
- -A INPUT -p tcp -m tcp --sport 32768:65535 --dport 1716 -j ACCEPT -m comment --comment "KDE Connect"
- -A INPUT -d 255.255.255.255 -p udp -m udp --sport 32768:65535 --dport 1714 -j ACCEPT -m comment --comment "KDE Connect"
- -A INPUT -d 255.255.255.255 -p udp -m udp --sport 32768:65535 --dport 1716 -j ACCEPT -m comment --comment "KDE Connect"
- -A INPUT -p udp -m udp --sport 32768:65535 --dport 1714 -j ACCEPT -m comment --comment "KDE Connect"
- -A INPUT -p udp -m udp --sport 32768:65535 --dport 1716 -j ACCEPT -m comment --comment "KDE Connect"
- # Multicast DNS
- #-A OUTPUT -p udp -m udp --sport 5353 --dport 5353 -j clutter
- #-A OUTPUT -d 244.0.0.1 -j clutter -m comment --comment "Multicast DNS"
- #-A INPUT -d 224.0.0.1 -j clutter -m comment --comment "Multicast DNS"
- # Openvps console
- -A OUTPUT -d openstack.cloudvps.com -p tcp -m tcp --sport 49152:65535 --dport 6080 -j ACCEPT -m comment --comment "Openvps console"
- # IRC
- -A OUTPUT -p tcp -m tcp --sport 32768:65535 --dport 6667 -j ACCEPT
- -A OUTPUT -p tcp -m tcp --sport 32768:65535 --dport 6697 -j ACCEPT -m comment --comment "ircs"
- # QNAP NAS
- -A OUTPUT -d 10.0.75.3 -p tcp -m tcp --sport 32768:65535 --dport 8080 -j ACCEPT
- # Privoxy
- #-A OUTPUT -p tcp -m tcp --sport ? --dport 8118 -j ACCEPT -m comment --comment "Privoxy"
- # Bitcoin
- #-A OUTPUT -p tcp -m tcp --sport 32768:65535 --dport 8333 -j ACCEPT -m comment --comment "Bitcoin"
- # MagnaVersum Gogs git SSH
- #-A OUTPUT -d 138.201.205.221 -p tcp -m tcp --sport 32768:65535 --dport 10022 -j ACCEPT -m comment --comment "MagnaVersum Gogs git SSH"
- # OpenPGP HTTP Key servers
- -A OUTPUT -p tcp -m tcp --sport 32768:65535 --dport 11371 -j ACCEPT -m comment --comment "OpenPGP HTTP key servers"
- # Torrents
- #-A OUTPUT -p udp -m udp --sport 51413 -j ACCEPT -m comment --comment "Torrents"
- #-A OUTPUT -p tcp -m tcp --dport 51413 -j ACCEPT -m comment --comment "Torrents"
- #-A OUTPUT -p tcp -m tcp --sport 51413 --dport 1024:65535 -j ACCEPT -m comment --comment "Torrents"
- #-A INPUT -p udp -m udp --dport 51413 -j ACCEPT -m comment --comment "Torrents"
- #-A INPUT -p tcp -m tcp --dport 51413 -j ACCEPT -m comment --comment "Torrents"
- # Traceroute
- -A OUTPUT -p udp -m udp --sport 32768:65535 --dport 6881:33534 -j ACCEPT -m comment --comment "Traceroute"
- # Attacks, crawls, scans, etc to clutter chain
- -A INPUT -p icmp -j clutter
- -A INPUT -s 0.0.0.0 -d 255.255.255.255 -j clutter -m comment --comment "Broadcast messages"
- -A INPUT -p udp -m udp --dport 19 -j clutter -m comment --comment "Character generator, looping to echo = DDoS"
- -A INPUT -p tcp -m tcp --dport 23 -j clutter
- -A INPUT -p udp -m udp --dport 53 -j clutter
- -A INPUT -p udp -m udp --dport 111 -j clutter -m comment --comment "Probe/fingerprint Nix OS"
- -A INPUT -p tcp -m tcp --dport 445 -j clutter -m comment --comment "MS-DS active directory"
- -A INPUT -p tcp -m tcp --dport 2323 -j clutter -m comment --comment "3d-nfsd"
- -A INPUT -p udp -m udp --dport 5060 -j clutter
- -A INPUT -p tcp -m tcp --dport 3389 -j clutter -m comment --comment "MS terminal server RDP"
- #-A INPUT -d 255.255.255.255 -p tcp -m tcp --sport 67 --dport 68 -j clutter -m comment --comment "DHCP"
- #-A INPUT -m iprange --dst-range 185.66.250.254-185.66.250.255 -j clutter
- #-A INPUT -m mac --mac-source d4:ca:6d:74:87:0d -j clutter
- #-A INPUT -p udp -m udp --dport 3076 -j clutter -m comment --comment "orbix-config"
- # Log & drop
- -A INPUT -m limit --limit 5/min -j LOG --log-prefix "iptables dropped: " --log-level 7
- -A INPUT -j DROP
- -A FORWARD -m limit --limit 5/min -j LOG --log-prefix "iptables forward dropped: " --log-level 7
- -A FORWARD -j DROP
- -A OUTPUT -m limit --limit 5/min -j LOG --log-prefix "iptables rejected: " --log-level 7
- -A OUTPUT -j REJECT --reject-with icmp-port-unreachable
- -A clutter -m limit --limit 5/min -j LOG --log-prefix "iptables clutter dropped: " --log-level 7
- -A clutter -j DROP
- COMMIT
|