diff options
Diffstat (limited to 'core/conf/iptables/rules.v4')
| -rw-r--r-- | core/conf/iptables/rules.v4 | 227 |
1 files changed, 87 insertions, 140 deletions
diff --git a/core/conf/iptables/rules.v4 b/core/conf/iptables/rules.v4 index 419962f..5a2ffe8 100644 --- a/core/conf/iptables/rules.v4 +++ b/core/conf/iptables/rules.v4 @@ -1,158 +1,105 @@ -# Generated by iptables-save v1.6.0 on Sat Oct 15 17:20:41 2016 +# Generated by iptables-save v1.6.1 on Tue Feb 21 13:55:04 2017 *security -:INPUT ACCEPT [6:2056] +:INPUT ACCEPT [3624:2121853] :FORWARD ACCEPT [0:0] -:OUTPUT ACCEPT [6:2056] +:OUTPUT ACCEPT [3590:999020] COMMIT -# Completed on Sat Oct 15 17:20:41 2016 -# Generated by iptables-save v1.6.0 on Sat Oct 15 17:20:41 2016 +# Completed on Tue Feb 21 13:55:04 2017 +# Generated by iptables-save v1.6.1 on Tue Feb 21 13:55:04 2017 *raw -:PREROUTING ACCEPT [7:2092] -:OUTPUT ACCEPT [6:2056] +:PREROUTING ACCEPT [5432:2268406] +:OUTPUT ACCEPT [3623:1011362] COMMIT -# Completed on Sat Oct 15 17:20:41 2016 -# Generated by iptables-save v1.6.0 on Sat Oct 15 17:20:41 2016 +# Completed on Tue Feb 21 13:55:04 2017 +# Generated by iptables-save v1.6.1 on Tue Feb 21 13:55:04 2017 +*nat +:PREROUTING ACCEPT [1808:146553] +:INPUT ACCEPT [0:0] +:OUTPUT ACCEPT [322:28410] +:POSTROUTING ACCEPT [289:16068] +COMMIT +# Completed on Tue Feb 21 13:55:04 2017 +# Generated by iptables-save v1.6.1 on Tue Feb 21 13:55:04 2017 *mangle -:PREROUTING ACCEPT [7:2092] -:INPUT ACCEPT [6:2056] +:PREROUTING ACCEPT [0:0] +:INPUT ACCEPT [0:0] :FORWARD ACCEPT [0:0] -:OUTPUT ACCEPT [6:2056] -:POSTROUTING ACCEPT [6:2056] +:OUTPUT ACCEPT [0:0] +:POSTROUTING ACCEPT [0:0] COMMIT -# Completed on Sat Oct 15 17:20:41 2016 -# Generated by iptables-save v1.6.0 on Sat Oct 15 17:20:41 2016 +# Completed on Tue Feb 21 13:55:04 2017 +# Generated by iptables-save v1.6.1 on Tue Feb 21 13:55:04 2017 *filter :INPUT DROP [0:0] :FORWARD DROP [0:0] -:OUTPUT DROP [0:0] +:OUTPUT ACCEPT [0:0] +:ACCEPTLOG - [0:0] +:DROPLOG - [0:0] +:REJECTLOG - [0:0] +:RELATED_ICMP - [0:0] +:SYN_FLOOD - [0:0] +-A INPUT -i wlp7s0 -p tcp -m multiport --dports 22 -m state --state NEW -m recent --update --seconds 50 --hitcount 3 --name DEFAULT --mask 255.255.255.255 --rsource -j DROP +-A INPUT -i wlp7s0 -p tcp -m multiport --dports 22 -m state --state NEW -m recent --set --name DEFAULT --mask 255.255.255.255 --rsource +-A INPUT -i enp8s0 -p tcp -m multiport --dports 22 -m state --state NEW -m recent --update --seconds 50 --hitcount 3 --name DEFAULT --mask 255.255.255.255 --rsource -j DROP +-A INPUT -i enp8s0 -p tcp -m multiport --dports 22 -m state --state NEW -m recent --set --name DEFAULT --mask 255.255.255.255 --rsource +-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 -i lo -j ACCEPT --A INPUT -i br0 -j ACCEPT +-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 -m limit --limit 5/min --limit-burst 7 -j LOG --log-prefix "iptables: drop sync: " --log-level 7 -A INPUT -p tcp -m tcp ! --tcp-flags FIN,SYN,RST,ACK SYN -m state --state NEW -j DROP -A INPUT -f -m limit --limit 5/min --limit-burst 7 -j LOG --log-prefix "iptables: drop frag: " -A INPUT -f -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 FIN,SYN,RST,PSH,ACK,URG FIN,SYN,RST,PSH,ACK,URG -j DROP --A INPUT -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 INPUT -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG NONE -j DROP --A INPUT -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 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 -m limit --limit 5/min --limit-burst 7 -j LOG --log-prefix "iptables: drop xmas: " --A INPUT -p tcp -m tcp --tcp-flags FIN,SYN FIN,SYN -j DROP --A INPUT -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 INPUT -p tcp -m tcp --tcp-flags FIN,ACK FIN -j DROP --A INPUT -p tcp -m tcp --tcp-flags FIN,SYN,RST,PSH,ACK,URG FIN,SYN,RST,ACK,URG -j DROP -################################################################################# -# INPUT -# Established connections and passive -# - -# Allow established from dns server -#-A INPUT -p udp -m udp --sport 53 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT -# INPUT accept passive --A INPUT -p tcp -m tcp --sport 1024:65535 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT --A INPUT -p tcp -m tcp --sport 1024:65535 --dport 1024:65535 -m state --state RELATED -j ACCEPT - - -# Allow irc --A INPUT -p tcp -m tcp --sport 6667 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT -# Allow xmmp --A INPUT -p tcp -m tcp --sport 5222 --dport 1024:65535 -m state --state ESTABLISHED,RELATED -j ACCEPT -# Allow established from https server --A INPUT -p tcp -m tcp --sport 443 --dport 1024:65535 -m state --state ESTABLISHED,RELATED -j ACCEPT --A INPUT -p udp -m udp --sport 443 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT - -# Allow established from http server --A INPUT -p tcp -m tcp --sport 80 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT -# Allow established from rsync server --A INPUT -p tcp -m tcp --sport 873 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT -# Allow established from pop3s server --A INPUT -p tcp -m tcp --sport 995 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT -# Allow established from smtps server --A INPUT -p tcp -m tcp --sport 465 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT -# Allow established from ntp server --A INPUT -p udp -m udp --sport 123 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT -# Allow established from whois server --A INPUT -p tcp -m tcp --sport 43 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT -# Allow established from ftp server --A INPUT -p tcp -m tcp --sport 20 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT --A INPUT -p tcp -m tcp --sport 21 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT --A INPUT -p tcp -m tcp --sport 22 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT -################################################################################## -# INPUT -# New and established connections to local servers -# - -# INPUT accept from wlp7s0 to dns server -#-A INPUT -p udp -m udp --sport 1024:65535 --dport 53 -m state --state NEW,ESTABLISHED -j ACCEPT - -# INPUT accept from wlp7s0 to https server --A INPUT -p tcp -m tcp --sport 1024:65535 --dport 443 -m state --state NEW,ESTABLISHED -j ACCEPT -# INPUT accept from wlp7s0 to ssh server --A INPUT -p tcp -m tcp --sport 1024:65535 --dport 2222 -m state --state ESTABLISHED -j ACCEPT --A INPUT -p tcp -m tcp --sport 1024:65535 --dport 2222 -m state --state NEW -m limit --limit 6/min --limit-burst 3 -j ACCEPT - - --A INPUT -j LOG --log-prefix "iptables: INPUT: " --log-level 7 --A FORWARD -j LOG --log-prefix "iptables: FORWARD: " --log-level 7 - -################################################################################## -# Output -# Connections to remote servers -# +-A INPUT -p tcp -m state --state NEW -m tcp --dport 22 -j ACCEPT +-A INPUT -j REJECTLOG +-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 -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 -o lo -j ACCEPT --A OUTPUT -o br0 -j ACCEPT - -# Allow to ssh clients --A OUTPUT -p tcp -m tcp --sport 2222 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT - -# Allow to dns -#-A OUTPUT -p udp -m udp --sport 1024:65535 --dport 53 -m state --state NEW,ESTABLISHED -j ACCEPT -# Allow from dns server -#-A OUTPUT -p udp -m udp --sport 53 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT - -# Allow irc --A OUTPUT -p tcp -m tcp --sport 1024:65535 --dport 6667 -m state --state NEW,ESTABLISHED -j ACCEPT -# Allow xmmp --A OUTPUT -p tcp -m tcp --sport 1024:65535 --dport 5222 -m state --state NEW,ESTABLISHED,RELATED -j ACCEPT - - -# Allow to rsync server --A OUTPUT -p tcp -m tcp --sport 1024:65535 --dport 873 -m state --state NEW,ESTABLISHED -j ACCEPT -# Allow to pop3s server --A OUTPUT -p tcp -m tcp --sport 1024:65535 --dport 995 -m state --state NEW,ESTABLISHED -j ACCEPT -# Allow to smtps server --A OUTPUT -p tcp -m tcp --sport 1024:65535 --dport 465 -m state --state NEW,ESTABLISHED -j ACCEPT -# Allow to ntp server --A OUTPUT -p udp -m udp --sport 1024:65535 --dport 123 -m state --state NEW,ESTABLISHED -j ACCEPT -# Allow to ftp server --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 -# Allow to https server --A OUTPUT -p tcp -m tcp --sport 1024:65535 --dport 443 -m state --state NEW,ESTABLISHED,RELATED -j ACCEPT --A OUTPUT -p udp -m udp --sport 1024:65535 --dport 443 -m state --state NEW,ESTABLISHED -j ACCEPT -# Allow to http server --A OUTPUT -p tcp -m tcp --sport 1024:65535 --dport 80 -m state --state NEW,ESTABLISHED -j ACCEPT - -################################################################################## -# Output -# Connections from local servers -# - - --A OUTPUT -p tcp -m tcp --sport 1024:65535 --dport 1024:65535 -m state --state ESTABLISHED -j ACCEPT --A OUTPUT -p tcp -m tcp --sport 1024:65535 --dport 1024:65535 -m state --state RELATED -j ACCEPT --A OUTPUT -p tcp -m tcp --sport 1024:65535 --dport 1024:65535 -m state --state NEW -j ACCEPT - - --A OUTPUT -j LOG --log-prefix "iptables: OUTPUT: " --log-level 7 -COMMIT -# Completed on Sat Oct 15 17:20:41 2016 -# Generated by iptables-save v1.6.0 on Sat Oct 15 17:20:41 2016 -*nat -:PREROUTING ACCEPT [1:36] -:INPUT ACCEPT [0:0] -:OUTPUT ACCEPT [0:0] -:POSTROUTING ACCEPT [0:0] +-A OUTPUT -m state --state NEW,RELATED,ESTABLISHED -j ACCEPT +-A OUTPUT -m state --state INVALID -j DROP +-A OUTPUT -j REJECTLOG +-A ACCEPTLOG -m limit --limit 3/sec --limit-burst 8 -j LOG --log-prefix "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 "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 "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 COMMIT -# Completed on Sat Oct 15 17:20:41 2016 +# Completed on Tue Feb 21 13:55:04 2017 |