diff options
Diffstat (limited to 'tools/conf/etc/iptables')
-rw-r--r-- | tools/conf/etc/iptables/iptables-br.sh | 95 | ||||
-rw-r--r-- | tools/conf/etc/iptables/vlan.v4 | 214 |
2 files changed, 167 insertions, 142 deletions
diff --git a/tools/conf/etc/iptables/iptables-br.sh b/tools/conf/etc/iptables/iptables-br.sh index 25a3331..96475f4 100644 --- a/tools/conf/etc/iptables/iptables-br.sh +++ b/tools/conf/etc/iptables/iptables-br.sh @@ -148,7 +148,8 @@ SPAMLIST="blockedip" SPAMDROPMSG="BLOCKED IP DROP" # public interface to network/internet #PUB_IF="wlp7s0" -PUB_IF="br0" +PUB_IF="enp8s0" +BR_IF="br0" PUB_IP="10.0.0.254" NET_ADDR="10.0.0.0/8" GW="10.0.0.1" @@ -186,6 +187,8 @@ echo "Starting ipv4 firewall tables..." # Unlimited on loopback $IPT -A INPUT -i lo -s 127.0.0.0/8 -d 127.0.0.0/8 -j ACCEPT $IPT -A OUTPUT -o lo -s 127.0.0.0/8 -d 127.0.0.0/8 -j ACCEPT +$IPT -A INPUT -i lo -s ${PUB_IP} -d ${PUB_IP} -j ACCEPT +$IPT -A OUTPUT -o lo -s ${PUB_IP} -d ${PUB_IP} -j ACCEPT #modprobe ip_conntrack #modprobe ip_conntrack_ftp @@ -222,15 +225,21 @@ $IPT -A blocker -p tcp --tcp-flags ALL SYN,RST,ACK,FIN,URG -j DROP $IPT -A blocker -j RETURN ####### server input Chain ###### +echo "server_in chain: Allow to VNC Server" +$IPT -A server_in -p tcp --dport 5900 --sport 1024:65535 -m state --state NEW,ESTABLISHED -j ACCEPT +echo "server_in chain: Allow to DataBase Server" +$IPT -A server_in -p tcp --dport 5432 --sport 1024:65535 -m state --state NEW,ESTABLISHED -j ACCEPT echo "server_in chain: Allow to SSH server" $IPT -A server_in -p tcp --dport 2222 --sport 1024:65535 -m state --state NEW,ESTABLISHED -j ACCEPT echo "server_in chain: Allow input to HTTPS Server" $IPT -A server_in -p tcp --dport 443 --sport 1024:65535 -m state --state NEW,ESTABLISHED -j ACCEPT -#echo "server_in chain: Allow input to HTTP Server" -#$IPT -A server_in -p tcp --dport 80 --sport 1024:65535 -m state --state NEW,ESTABLISHED -j ACCEPT +echo "server_in chain: Allow input to HTTP Server" +$IPT -A server_in -p tcp --dport 80 --sport 1024:65535 -m state --state NEW,ESTABLISHED -j ACCEPT echo "server_in chain: Allow input to DNS Server" $IPT -A server_in -p udp --dport 53 --sport 1024:65535 -m state --state NEW,ESTABLISHED -j ACCEPT $IPT -A server_in -p tcp --dport 53 --sport 1024:65535 -m state --state NEW,ESTABLISHED -j ACCEPT +echo "server_in chain: Allow output from GIT server" +$IPT -A server_in -p tcp --dport 9418 --sport 1024:65535 -m state --state NEW,ESTABLISHED -j ACCEPT ## Return to caller $IPT -A server_in -j RETURN @@ -239,12 +248,18 @@ $IPT -A server_in -j RETURN echo "server_out chain: Allow output from DNS server" $IPT -A server_out -p udp --sport 53 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT $IPT -A server_out -p tcp --sport 53 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT +echo "server_out chain: Allow output from GIT server" +$IPT -A server_out -p tcp --sport 9418 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT echo "server_out chain: Allow output from https server" $IPT -A server_out -p tcp --sport 443 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT -#echo "server_out chain: Allow output from http server" -#$IPT -A server_out -p tcp --sport 80 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT +echo "server_out chain: Allow output from http server" +$IPT -A server_out -p tcp --sport 80 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT echo "server_out chain: Allow output from SSH server" $IPT -A server_out -p tcp --sport 2222 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT +echo "server_out chain: Allow output from Data Base server" +$IPT -A server_out -p tcp --sport 5432 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT +echo "FORWARD chain: Allow output from VNC server" +$IPT -A server_out -p tcp --sport 5900 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT ## Return to caller $IPT -A server_out -j RETURN @@ -260,16 +275,18 @@ echo "client_in chain: Allow input from POP3S server" $IPT -A client_in -p tcp --sport 995 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT echo "client_in chain: Allow input from SMTPS server" $IPT -A client_in -p tcp --sport 465 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT -#echo "client_in chain: Allow input from HTTP Server" -#$IPT -A client_in -p tcp --sport 80 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT +echo "client_in chain: Allow input from HTTP Server" +$IPT -A client_in -p tcp --sport 80 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT echo "client_in chain: Allow input from HTTPS server" $IPT -A client_in -p tcp --sport 443 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT #$IPT -A client_in -p udp --sport 443 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT echo "client_in chain: Allow input from DNS Server" $IPT -A client_in -p udp --sport 53 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT echo "client_in chain: Allow input from SSH Server" -$IPT -A client_in -p udp --sport 22 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT -$IPT -A client_in -p udp --sport 2222 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT +$IPT -A client_in -p tcp --sport 2222 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT +$IPT -A client_in -p tcp --sport 22 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT +echo "client_in chain: Allow input from GPG key Server" +$IPT -A client_in -p tcp --sport 11371 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT ## Return to caller $IPT -A client_in -j RETURN @@ -287,14 +304,17 @@ echo "client_out chain: Allow output to SMTPS server" $IPT -A client_out -p tcp --dport 465 --sport 1024:65535 -m state --state NEW,ESTABLISHED -j ACCEPT echo "client_out chain: Allow output to HTTPS server" $IPT -A client_out -p tcp --dport 443 --sport 1024:65535 -m state --state NEW,ESTABLISHED -j ACCEPT -#$IPT -A client_out -p udp --dport 443 --sport 1024:65535 -m state --state NEW,ESTABLISHED -j ACCEPT -##echo "Allow to HTTP server" -#$IPT -A client_out -p tcp --dport 80 --sport 1024:65535 -m state --state NEW,ESTABLISHED -j ACCEPT +$IPT -A client_out -p udp --dport 443 --sport 1024:65535 -m state --state NEW,ESTABLISHED -j ACCEPT +echo "Allow to HTTP server" +$IPT -A client_out -p tcp --dport 80 --sport 1024:65535 -m state --state NEW,ESTABLISHED -j ACCEPT echo "client_out chain: Allow output to DNS server" $IPT -A client_out -p udp --dport 53 --sport 1024:65535 -m state --state NEW,ESTABLISHED -j ACCEPT echo "client_out chain: Allow output to SSH server" -$IPT -A client_out -p tcp --dport 22 --sport 1024:65535 -m state --state NEW,ESTABLISHED -j ACCEPT $IPT -A client_out -p tcp --dport 2222 --sport 1024:65535 -m state --state NEW,ESTABLISHED -j ACCEPT +$IPT -A client_out -p tcp --dport 22 --sport 1024:65535 -m state --state NEW,ESTABLISHED -j ACCEPT +echo "client_out chain: Allow output to GPG key Server" +$IPT -A client_out -p tcp --dport 11371 --sport 1024:65535 -m state --state NEW,ESTABLISHED -j ACCEPT + ## Return to caller $IPT -A client_out -j RETURN @@ -331,24 +351,27 @@ $IPT -A netconf_out -j RETURN ####### AP rules ###### $IPT -A FORWARD -j blocker -#$IPT -A FORWARD -i ${PUB_IF} -o ${PUB_IF} -s ${NET_ADDR} -d ${NET_ADDR} -j ACCEPT -$IPT -A FORWARD -i ${PUB_IF} -o ${PUB_IF} -d ${NET_ADDR} -j netconf_in -$IPT -A FORWARD -i ${PUB_IF} -o ${PUB_IF} -d ${NET_ADDR} -j netconf_out -$IPT -A FORWARD -i ${PUB_IF} -o ${PUB_IF} -d ${NET_ADDR} -j client_in -$IPT -A FORWARD -i ${PUB_IF} -o ${PUB_IF} -s ${NET_ADDR} -j client_out -#$IPT -t nat -A POSTROUTING -o ${PUB_IF} -j SNAT --to ${PUB_IP} +#$IPT -A FORWARD -i ${BR_IF} -o ${BR_IF} -s ${NET_ADDR} -d ${NET_ADDR} -j ACCEPT +$IPT -A FORWARD -i ${BR_IF} -o ${BR_IF} -d ${NET_ADDR} -j netconf_in +$IPT -A FORWARD -i ${BR_IF} -o ${BR_IF} -d ${NET_ADDR} -j netconf_out +$IPT -A FORWARD -i ${BR_IF} -o ${BR_IF} -d ${NET_ADDR} -j client_in +$IPT -A FORWARD -i ${BR_IF} -o ${BR_IF} -s ${NET_ADDR} -j client_out +#$IPT -A FORWARD -i ${BR_IF} -o ${BR_IF} -d ${NET_ADDR} -j server_in +$IPT -A FORWARD -i ${BR_IF} -o ${BR_IF} -s ${NET_ADDR} -j server_out + +#$IPT -t nat -A POSTROUTING -o ${BR_IF} -j SNAT --to ${PUB_IP} ####### Input Chain ###### $IPT -A INPUT -j blocker -$IPT -A INPUT -i ${PUB_IF} -j server_in -$IPT -A INPUT -i ${PUB_IF} -j client_in -$IPT -A INPUT -i ${PUB_IF} -j netconf_in +$IPT -A INPUT -i ${BR_IF} -s ${NET_ADDR} -d ${PUB_IP} -j server_in +$IPT -A INPUT -i ${BR_IF} -d ${NET_ADDR} -j client_in +$IPT -A INPUT -i ${BR_IF} -j netconf_in ####### Output Chain ###### $IPT -A OUTPUT -j blocker -$IPT -A OUTPUT -o ${PUB_IF} -j server_out -$IPT -A OUTPUT -o ${PUB_IF} -j client_out -$IPT -A OUTPUT -o ${PUB_IF} -j netconf_out +$IPT -A OUTPUT -o ${BR_IF} -s ${PUB_IP} -d ${NET_ADDR} -j server_out +$IPT -A OUTPUT -o ${BR_IF} -s ${NET_ADDR} -j client_out +$IPT -A OUTPUT -o ${BR_IF} -j netconf_out ## log everything else and drop @@ -357,25 +380,3 @@ $IPT -A OUTPUT -j LOG --log-level 7 --log-prefix "iptables: OUTPUT: " $IPT -A FORWARD -j LOG --log-level 7 --log-prefix "iptables: FORWARD: " exit 0 - -#$IPT -A FORWARD -i ${PUB_IF} -o ${PRIV_IF} -s ${NET_ADDR} -j ACCEPT -#$IPT -A FORWARD -i ${PRIV_IF} -o ${PUB_IF} -d ${NET_ADDR} -j ACCEPT -#$IPT -A FORWARD -i ${PUB_IF} -o ${PUB_IF} -p udp --sport 68 --dport 67 -j ACCEPT -#$IPT -A FORWARD -i ${PUB_IF} -o ${PUB_IF} -p udp --sport 520 --dport 520 -j ACCEPT -# -## You Dirty bitch -#$IPT -A FORWARD -i ${PUB_IF} -o ${PUB_IF} -s ${NET_ADDR} -d ${NET_ADDR} -j ACCEPT - -## Unlimited on loopback -#$IPT -A OUTPUT -o lo -s ${PUB_IP} -d ${PUB_IP} -j ACCEPT -##$IPT -A OUTPUT -o lo -d ${PRIV_IP} -j ACCEPT -# -## Unlimited on local -#$IPT -A OUTPUT -o ${PRIV_IF} -j ACCEPT -# -### less logs -# - -#echo "Allow output DHCP protocol" -#$IPT -A OUTPUT -o ${PUB_IF} -p udp --sport 68 --dport 67 -s ${NET_ADDR} -d ${NET_ADDR} -j ACCEPT - diff --git a/tools/conf/etc/iptables/vlan.v4 b/tools/conf/etc/iptables/vlan.v4 index 7954521..61da499 100644 --- a/tools/conf/etc/iptables/vlan.v4 +++ b/tools/conf/etc/iptables/vlan.v4 @@ -1,112 +1,136 @@ -# Generated by iptables-save v1.6.1 on Wed Mar 15 20:53:45 2017 +# Generated by iptables-save v1.6.2 on Tue Apr 3 02:25:27 2018 *security -:INPUT ACCEPT [85:6694] +:INPUT ACCEPT [0:0] :FORWARD ACCEPT [0:0] -:OUTPUT ACCEPT [3:179] +:OUTPUT ACCEPT [0:0] COMMIT -# Completed on Wed Mar 15 20:53:45 2017 -# Generated by iptables-save v1.6.1 on Wed Mar 15 20:53:45 2017 +# Completed on Tue Apr 3 02:25:27 2018 +# Generated by iptables-save v1.6.2 on Tue Apr 3 02:25:27 2018 *raw -:PREROUTING ACCEPT [97:7863] -:OUTPUT ACCEPT [3:179] +:PREROUTING ACCEPT [0:0] +:OUTPUT ACCEPT [0:0] COMMIT -# Completed on Wed Mar 15 20:53:45 2017 -# Generated by iptables-save v1.6.1 on Wed Mar 15 20:53:45 2017 +# Completed on Tue Apr 3 02:25:27 2018 +# Generated by iptables-save v1.6.2 on Tue Apr 3 02:25:27 2018 *nat -:PREROUTING ACCEPT [6:683] -:INPUT ACCEPT [2:138] -:OUTPUT ACCEPT [2:131] -:POSTROUTING ACCEPT [2:131] +:PREROUTING ACCEPT [0:0] +:INPUT ACCEPT [0:0] +:OUTPUT ACCEPT [0:0] +:POSTROUTING ACCEPT [0:0] COMMIT -# Completed on Wed Mar 15 20:53:45 2017 -# Generated by iptables-save v1.6.1 on Wed Mar 15 20:53:45 2017 +# Completed on Tue Apr 3 02:25:27 2018 +# Generated by iptables-save v1.6.2 on Tue Apr 3 02:25:27 2018 *mangle -:PREROUTING ACCEPT [8:624] -:INPUT ACCEPT [8:624] +:PREROUTING ACCEPT [0:0] +:INPUT ACCEPT [0:0] :FORWARD ACCEPT [0:0] :OUTPUT ACCEPT [0:0] :POSTROUTING ACCEPT [0:0] COMMIT -# Completed on Wed Mar 15 20:53:45 2017 -# Generated by iptables-save v1.6.1 on Wed Mar 15 20:53:45 2017 +# Completed on Tue Apr 3 02:25:27 2018 +# Generated by iptables-save v1.6.2 on Tue Apr 3 02:25:27 2018 *filter :INPUT DROP [0:0] :FORWARD DROP [0:0] :OUTPUT DROP [0:0] -:ACCEPTLOG - [0:0] -:DROPLOG - [0:0] -:REJECTLOG - [0:0] -:RELATED_ICMP - [0:0] -:SYN_FLOOD - [0:0] --A INPUT -i lo -j ACCEPT --A INPUT -p icmp -m limit --limit 1/sec --limit-burst 2 -j ACCEPT --A INPUT -p icmp -m limit --limit 1/sec --limit-burst 2 -j LOG --log-prefix "PING-DROP:" --A INPUT -p icmp -j DROP --A INPUT -p icmp -f -j DROPLOG --A INPUT -p icmp -m state --state ESTABLISHED -m limit --limit 3/sec --limit-burst 8 -j ACCEPT --A INPUT -p icmp -m state --state RELATED -m limit --limit 3/sec --limit-burst 8 -j RELATED_ICMP --A INPUT -p icmp -m icmp --icmp-type 8 -m limit --limit 3/sec --limit-burst 8 -j ACCEPT --A INPUT -p icmp -j DROPLOG --A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT --A INPUT -p tcp -m multiport --dports 135,137,138,139,445,1433,1434 -j DROP --A INPUT -p udp -m multiport --dports 135,137,138,139,445,1433,1434 -j DROP --A INPUT -m state --state INVALID -j DROP --A INPUT -p tcp -m state --state NEW -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG FIN,SYN,RST,PSH,ACK,URG -j DROP --A INPUT -p tcp -m state --state NEW -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG NONE -j DROP --A INPUT -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG FIN,PSH,URG -j DROP --A INPUT -p tcp -m tcp --tcp-flags SYN,RST SYN,RST -j DROP --A INPUT -p tcp -m tcp --tcp-flags FIN,SYN FIN,SYN -j DROP --A INPUT -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG FIN,PSH,URG -j DROPLOG --A INPUT -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG FIN,SYN,RST,PSH,ACK,URG -j DROPLOG --A INPUT -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG NONE -j DROPLOG --A INPUT -p tcp -m tcp --tcp-flags SYN,RST SYN,RST -j DROPLOG --A INPUT -p tcp -m tcp --tcp-flags FIN,SYN FIN,SYN -j DROPLOG --A INPUT -p tcp -m tcp --tcp-flags FIN,ACK FIN -j DROPLOG --A INPUT -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG FIN,SYN,RST,ACK,URG -j DROPLOG --A INPUT -p tcp -m tcp --tcp-flags FIN,SYN,RST,ACK SYN -j SYN_FLOOD --A INPUT -p tcp -m tcp ! --tcp-flags FIN,SYN,RST,ACK SYN -m state --state NEW -j DROPLOG --A INPUT -f -j DROPLOG --A INPUT -p tcp -m tcp --sport 1024:65535 --dport 443 -m state --state NEW,ESTABLISHED -j ACCEPT --A INPUT -j DROPLOG --A FORWARD -p icmp -f -j DROPLOG --A FORWARD -p icmp -j DROPLOG --A FORWARD -m state --state INVALID -j DROP --A FORWARD -j REJECTLOG --A OUTPUT -o lo -j ACCEPT --A OUTPUT -p icmp -j ACCEPT --A OUTPUT -p icmp -f -j DROPLOG --A OUTPUT -p icmp -m state --state ESTABLISHED -m limit --limit 3/sec --limit-burst 8 -j ACCEPT --A OUTPUT -p icmp -m state --state RELATED -m limit --limit 3/sec --limit-burst 8 -j RELATED_ICMP --A OUTPUT -p icmp -m icmp --icmp-type 8 -m limit --limit 3/sec --limit-burst 8 -j ACCEPT --A OUTPUT -p icmp -j DROPLOG --A OUTPUT -m state --state NEW,RELATED,ESTABLISHED -j ACCEPT --A OUTPUT -m state --state INVALID -j DROP --A OUTPUT -p icmp -m icmp --icmp-type 8 -m state --state NEW,RELATED,ESTABLISHED -j ACCEPT --A OUTPUT -p tcp -m tcp --sport 2222 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT --A OUTPUT -p udp -m udp --sport 1024:65535 --dport 53 -m state --state NEW,ESTABLISHED -j ACCEPT --A OUTPUT -p tcp -m tcp --sport 1024:65535 --dport 6667 -m state --state NEW,ESTABLISHED -j ACCEPT --A OUTPUT -p tcp -m tcp --sport 1024:65535 --dport 5222 -m state --state NEW,RELATED,ESTABLISHED -j ACCEPT --A OUTPUT -p tcp -m tcp --sport 1024:65535 --dport 873 -m state --state NEW,ESTABLISHED -j ACCEPT --A OUTPUT -p tcp -m tcp --sport 1024:65535 --dport 995 -m state --state NEW,ESTABLISHED -j ACCEPT --A OUTPUT -p tcp -m tcp --sport 1024:65535 --dport 465 -m state --state NEW,ESTABLISHED -j ACCEPT --A OUTPUT -p udp -m udp --sport 1024:65535 --dport 123 -m state --state NEW,ESTABLISHED -j ACCEPT --A OUTPUT -p tcp -m tcp --sport 1024:65535 --dport 21 -m state --state NEW,ESTABLISHED -j ACCEPT --A OUTPUT -p tcp -m tcp --sport 1024:65535 --dport 20 -m state --state NEW,ESTABLISHED -j ACCEPT --A OUTPUT -p tcp -m tcp --sport 1024:65535 --dport 443 -m state --state NEW,RELATED,ESTABLISHED -j ACCEPT --A OUTPUT -p tcp -m tcp --sport 1024:65535 --dport 80 -m state --state NEW,ESTABLISHED -j ACCEPT --A OUTPUT -j DROPLOG --A ACCEPTLOG -m limit --limit 3/sec --limit-burst 8 -j LOG --log-prefix "iptables: ACCEPT " --log-level 7 --log-tcp-sequence --log-tcp-options --log-ip-options --A ACCEPTLOG -j ACCEPT --A DROPLOG -m limit --limit 3/sec --limit-burst 8 -j LOG --log-prefix "iptables: DROP " --log-level 7 --log-tcp-sequence --log-tcp-options --log-ip-options --A DROPLOG -j DROP --A REJECTLOG -m limit --limit 3/sec --limit-burst 8 -j LOG --log-prefix "iptables: REJECT " --log-level 7 --log-tcp-sequence --log-tcp-options --log-ip-options --A REJECTLOG -p tcp -j REJECT --reject-with tcp-reset --A REJECTLOG -j REJECT --reject-with icmp-port-unreachable --A RELATED_ICMP -p icmp -m icmp --icmp-type 3 -j ACCEPT --A RELATED_ICMP -p icmp -m icmp --icmp-type 11 -j ACCEPT --A RELATED_ICMP -p icmp -m icmp --icmp-type 12 -j ACCEPT --A RELATED_ICMP -j DROPLOG --A SYN_FLOOD -m limit --limit 2/sec --limit-burst 6 -j RETURN --A SYN_FLOOD -j DROP +:blocker - [0:0] +:client_in - [0:0] +:client_out - [0:0] +:netconf_in - [0:0] +:netconf_out - [0:0] +:server_in - [0:0] +:server_out - [0:0] +-A INPUT -s 127.0.0.0/8 -d 127.0.0.0/8 -i lo -j ACCEPT +-A INPUT -s 10.0.0.254/32 -d 10.0.0.254/32 -i lo -j ACCEPT +-A INPUT -j blocker +-A INPUT -s 10.0.0.0/8 -d 10.0.0.254/32 -i br0 -j server_in +-A INPUT -d 10.0.0.0/8 -i br0 -j client_in +-A INPUT -i br0 -j netconf_in +-A INPUT -j LOG --log-prefix "iptables: INPUT: " --log-level 7 +-A FORWARD -j blocker +-A FORWARD -d 10.0.0.0/8 -i br0 -o br0 -j netconf_in +-A FORWARD -d 10.0.0.0/8 -i br0 -o br0 -j netconf_out +-A FORWARD -d 10.0.0.0/8 -i br0 -o br0 -j client_in +-A FORWARD -s 10.0.0.0/8 -i br0 -o br0 -j client_out +-A FORWARD -s 10.0.0.0/8 -i br0 -o br0 -j server_out +-A FORWARD -j LOG --log-prefix "iptables: FORWARD: " --log-level 7 +-A OUTPUT -s 127.0.0.0/8 -d 127.0.0.0/8 -o lo -j ACCEPT +-A OUTPUT -s 10.0.0.254/32 -d 10.0.0.254/32 -o lo -j ACCEPT +-A OUTPUT -j blocker +-A OUTPUT -s 10.0.0.254/32 -d 10.0.0.0/8 -o br0 -j server_out +-A OUTPUT -s 10.0.0.0/8 -o br0 -j client_out +-A OUTPUT -o br0 -j netconf_out +-A OUTPUT -j LOG --log-prefix "iptables: OUTPUT: " --log-level 7 +-A blocker -s 8.8.0.0/24 -j LOG --log-prefix "iptables: blocker google: " --log-level 7 +-A blocker -s 8.8.0.0/24 -j DROP +-A blocker -p tcp -m tcp ! --tcp-flags FIN,SYN,RST,ACK SYN -m state --state NEW -m limit --limit 5/min --limit-burst 7 -j LOG --log-prefix "iptables: drop sync: " --log-level 7 +-A blocker -p tcp -m tcp ! --tcp-flags FIN,SYN,RST,ACK SYN -m state --state NEW -j DROP +-A blocker -f -m limit --limit 5/min --limit-burst 7 -j LOG --log-prefix "iptables: drop frag: " +-A blocker -f -j DROP +-A blocker -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG FIN,PSH,URG -j DROP +-A blocker -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG FIN,SYN,RST,PSH,ACK,URG -j DROP +-A blocker -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG NONE -m limit --limit 5/min --limit-burst 7 -j LOG --log-prefix "iptables: drop null: " +-A blocker -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG NONE -j DROP +-A blocker -p tcp -m tcp --tcp-flags SYN,RST SYN,RST -m limit --limit 5/min --limit-burst 7 -j LOG --log-prefix "iptables: drop syn rst syn rs" +-A blocker -p tcp -m tcp --tcp-flags SYN,RST SYN,RST -j DROP +-A blocker -p tcp -m tcp --tcp-flags FIN,SYN FIN,SYN -m limit --limit 5/min --limit-burst 7 -j LOG --log-prefix "iptables: drop xmas: " +-A blocker -p tcp -m tcp --tcp-flags FIN,SYN FIN,SYN -j DROP +-A blocker -p tcp -m tcp --tcp-flags FIN,ACK FIN -m limit --limit 5/min --limit-burst 7 -j LOG --log-prefix "iptables: drop fin scan: " +-A blocker -p tcp -m tcp --tcp-flags FIN,ACK FIN -j DROP +-A blocker -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG FIN,SYN,RST,ACK,URG -j DROP +-A blocker -j RETURN +-A client_in -p tcp -m tcp --sport 6667 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT +-A client_in -p tcp -m tcp --sport 21 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT +-A client_in -p tcp -m tcp --sport 9418 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT +-A client_in -p tcp -m tcp --sport 995 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT +-A client_in -p tcp -m tcp --sport 465 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT +-A client_in -p tcp -m tcp --sport 80 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT +-A client_in -p tcp -m tcp --sport 443 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT +-A client_in -p udp -m udp --sport 53 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT +-A client_in -p tcp -m tcp --sport 2222 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT +-A client_in -p tcp -m tcp --sport 22 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT +-A client_in -p tcp -m tcp --sport 11371 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT +-A client_in -j RETURN +-A client_out -p tcp -m tcp --sport 1024:65535 --dport 6667 -m state --state NEW,ESTABLISHED -j ACCEPT +-A client_out -p tcp -m tcp --sport 1024:65535 --dport 21 -m state --state NEW,ESTABLISHED -j ACCEPT +-A client_out -p tcp -m tcp --sport 1024:65535 --dport 9418 -m state --state NEW,ESTABLISHED -j ACCEPT +-A client_out -p tcp -m tcp --sport 1024:65535 --dport 995 -m state --state NEW,ESTABLISHED -j ACCEPT +-A client_out -p tcp -m tcp --sport 1024:65535 --dport 465 -m state --state NEW,ESTABLISHED -j ACCEPT +-A client_out -p tcp -m tcp --sport 1024:65535 --dport 443 -m state --state NEW,ESTABLISHED -j ACCEPT +-A client_out -p udp -m udp --sport 1024:65535 --dport 443 -m state --state NEW,ESTABLISHED -j ACCEPT +-A client_out -p tcp -m tcp --sport 1024:65535 --dport 80 -m state --state NEW,ESTABLISHED -j ACCEPT +-A client_out -p udp -m udp --sport 1024:65535 --dport 53 -m state --state NEW,ESTABLISHED -j ACCEPT +-A client_out -p tcp -m tcp --sport 1024:65535 --dport 2222 -m state --state NEW,ESTABLISHED -j ACCEPT +-A client_out -p tcp -m tcp --sport 1024:65535 --dport 22 -m state --state NEW,ESTABLISHED -j ACCEPT +-A client_out -p tcp -m tcp --sport 1024:65535 --dport 11371 -m state --state NEW,ESTABLISHED -j ACCEPT +-A client_out -j RETURN +-A netconf_in -p udp -m udp --sport 68 --dport 67 -j ACCEPT +-A netconf_in -s 10.0.0.0/8 -d 10.0.0.0/8 -p udp -m udp --sport 520 --dport 520 -j ACCEPT +-A netconf_in -p icmp -j LOG --log-prefix "iptables: netconf_in ICMP: " --log-level 7 +-A netconf_in -p icmp -j ACCEPT +-A netconf_in -j RETURN +-A netconf_out -s 10.0.0.0/8 -d 10.0.0.0/8 -p udp -m udp --sport 67 --dport 68 -j ACCEPT +-A netconf_out -s 10.0.0.0/8 -d 10.0.0.0/8 -p udp -m udp --sport 520 --dport 520 -j ACCEPT +-A netconf_out -p icmp -j LOG --log-prefix "iptables: netconf_out ICMP: " --log-level 7 +-A netconf_out -p icmp -j ACCEPT +-A netconf_out -j RETURN +-A server_in -p tcp -m tcp --sport 1024:65535 --dport 5900 -m state --state NEW,ESTABLISHED -j ACCEPT +-A server_in -p tcp -m tcp --sport 1024:65535 --dport 5432 -m state --state NEW,ESTABLISHED -j ACCEPT +-A server_in -p tcp -m tcp --sport 1024:65535 --dport 2222 -m state --state NEW,ESTABLISHED -j ACCEPT +-A server_in -p tcp -m tcp --sport 1024:65535 --dport 443 -m state --state NEW,ESTABLISHED -j ACCEPT +-A server_in -p tcp -m tcp --sport 1024:65535 --dport 80 -m state --state NEW,ESTABLISHED -j ACCEPT +-A server_in -p udp -m udp --sport 1024:65535 --dport 53 -m state --state NEW,ESTABLISHED -j ACCEPT +-A server_in -p tcp -m tcp --sport 1024:65535 --dport 53 -m state --state NEW,ESTABLISHED -j ACCEPT +-A server_in -p tcp -m tcp --sport 1024:65535 --dport 9418 -m state --state NEW,ESTABLISHED -j ACCEPT +-A server_in -j RETURN +-A server_out -p udp -m udp --sport 53 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT +-A server_out -p tcp -m tcp --sport 53 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT +-A server_out -p tcp -m tcp --sport 9418 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT +-A server_out -p tcp -m tcp --sport 443 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT +-A server_out -p tcp -m tcp --sport 80 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT +-A server_out -p tcp -m tcp --sport 2222 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT +-A server_out -p tcp -m tcp --sport 5432 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT +-A server_out -p tcp -m tcp --sport 5900 --dport 1024:65535 -m state --state RELATED,ESTABLISHED -j ACCEPT +-A server_out -j RETURN COMMIT -# Completed on Wed Mar 15 20:53:45 2017 +# Completed on Tue Apr 3 02:25:27 2018 |