65 lines
3.6 KiB
Plaintext
65 lines
3.6 KiB
Plaintext
# Generated by iptables-save v1.6.0 on Sun Jan 6 13:34:57 2019
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*raw
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:PREROUTING ACCEPT [0:0]
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:OUTPUT ACCEPT [8:590]
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COMMIT
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# Completed on Sun Jan 6 13:34:57 2019
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# Generated by iptables-save v1.6.0 on Sun Jan 6 13:34:57 2019
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*filter
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:INPUT DROP [0:0]
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:FORWARD DROP [0:0]
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:OUTPUT DROP [32:2432]
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-A INPUT -p tcp -m multiport --dports 22,80,443 -m tcp -m state --state INVALID,UNTRACKED -j SYNPROXY --sack-perm --timestamp --wscale 7 --mss 1460
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-A INPUT -p tcp -m multiport --dports 22,80,443 -m tcp -m state --state INVALID -j DROP
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-A INPUT -p tcp -m connlimit --connlimit-above 40 --connlimit-mask 32 --connlimit-saddr -j REJECT --reject-with tcp-reset
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-A INPUT -p tcp -m conntrack --ctstate NEW -m limit --limit 60/sec --limit-burst 10 -j ACCEPT
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-A INPUT -p tcp -m conntrack --ctstate NEW -j DROP
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-A INPUT -p tcp -m tcp -m conntrack --ctstate INVALID,UNTRACKED -j SYNPROXY --sack-perm --timestamp --wscale 7 --mss 1460
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-A INPUT -m conntrack --ctstate INVALID -j DROP
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-A INPUT -p tcp -m tcp --dport 2230 -j ACCEPT
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-A INPUT -p tcp -m tcp --dport 80 -j ACCEPT
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-A INPUT -p tcp -m tcp --dport 443 -j ACCEPT
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-A INPUT -p tcp -m tcp --sport 80 -m conntrack --ctstate ESTABLISHED -j ACCEPT
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-A INPUT -p tcp -m tcp --sport 443 -m conntrack --ctstate ESTABLISHED -j ACCEPT
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-A INPUT -p udp -m udp --sport 53 -m conntrack --ctstate ESTABLISHED -j ACCEPT
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-A OUTPUT -p tcp -m tcp --sport 2230 -j ACCEPT
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-A OUTPUT -p tcp -m tcp --sport 80 -j ACCEPT
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-A OUTPUT -p tcp -m tcp --sport 443 -j ACCEPT
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-A OUTPUT -p tcp -m tcp --dport 80 -m conntrack --ctstate NEW,ESTABLISHED -j ACCEPT
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-A OUTPUT -p tcp -m tcp --dport 443 -m conntrack --ctstate NEW,ESTABLISHED -j ACCEPT
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-A OUTPUT -p udp -m udp --dport 53 -m conntrack --ctstate NEW,ESTABLISHED -j ACCEPT
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-A INPUT -m recent --rcheck --seconds 86400 --name portscan --mask 255.255.255.255 --rsource -j DROP
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-A INPUT -m recent --remove --name portscan --mask 255.255.255.255 --rsource
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-A INPUT -p tcp -m multiport --dports 25,445,1433,3389 -m recent --set --name portscan --mask 255.255.255.255 --rsource -j DROP
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COMMIT
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# Completed on Sun Jan 6 13:34:57 2019
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# Generated by iptables-save v1.6.0 on Sun Jan 6 13:34:57 2019
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*mangle
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:PREROUTING ACCEPT [63:103118]
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:INPUT ACCEPT [63:103118]
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:FORWARD ACCEPT [0:0]
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:OUTPUT ACCEPT [100:6885]
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:POSTROUTING ACCEPT [68:4453]
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-A PREROUTING -p icmp -j DROP
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-A PREROUTING -m conntrack --ctstate INVALID -j DROP
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-A PREROUTING -p tcp -m tcp ! --tcp-flags FIN,SYN,RST,ACK SYN -m conntrack --ctstate NEW -j DROP
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-A PREROUTING -f -j DROP
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-A PREROUTING -p tcp -m conntrack --ctstate NEW -m tcpmss ! --mss 536:65535 -j DROP
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-A PREROUTING -s 127.0.0.0/8 ! -i lo -j DROP
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-A PREROUTING -s 192.168.99.0/30 ! -i enp0s8 -j DROP
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-A PREROUTING -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG NONE -j DROP
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-A PREROUTING -p tcp -m tcp --tcp-flags FIN,SYN FIN,SYN -j DROP
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-A PREROUTING -p tcp -m tcp --tcp-flags SYN,RST SYN,RST -j DROP
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-A PREROUTING -p tcp -m tcp --tcp-flags FIN,RST FIN,RST -j DROP
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-A PREROUTING -p tcp -m tcp --tcp-flags FIN,ACK FIN -j DROP
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-A PREROUTING -p tcp -m tcp --tcp-flags ACK,URG URG -j DROP
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-A PREROUTING -p tcp -m tcp --tcp-flags FIN,ACK FIN -j DROP
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-A PREROUTING -p tcp -m tcp --tcp-flags PSH,ACK PSH -j DROP
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-A PREROUTING -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG FIN,SYN,RST,PSH,ACK,URG -j DROP
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-A PREROUTING -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG NONE -j DROP
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-A PREROUTING -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG FIN,PSH,URG -j DROP
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-A PREROUTING -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG FIN,SYN,PSH,URG -j DROP
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-A PREROUTING -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG FIN,SYN,RST,ACK,URG -j DROP
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COMMIT
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# Completed on Sun Jan 6 13:34:57 2019
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