. * Copyright (C) 2008-2009 Robert Zelaya. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE * AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ //require_once("globals.inc"); require_once("guiconfig.inc"); require_once("/usr/local/pkg/snort/snort.inc"); global $g, $rebuild_rules; $id = $_GET['id']; if (isset($_POST['id'])) $id = $_POST['id']; if (is_null($id)) { header("Location: /snort/snort_interfaces.php"); exit; } if (!is_array($config['installedpackages']['snortglobal']['rule'])) { $config['installedpackages']['snortglobal']['rule'] = array(); } $a_nat = &$config['installedpackages']['snortglobal']['rule']; /* NOTE: KEEP IN SYNC WITH SNORT.INC since global do not work quite well with package */ /* define servers and ports snortdefservers */ $snort_servers = array ( "dns_servers" => "\$HOME_NET", "smtp_servers" => "\$HOME_NET", "http_servers" => "\$HOME_NET", "www_servers" => "\$HOME_NET", "sql_servers" => "\$HOME_NET", "telnet_servers" => "\$HOME_NET", "snmp_servers" => "\$HOME_NET", "ftp_servers" => "\$HOME_NET", "ssh_servers" => "\$HOME_NET", "pop_servers" => "\$HOME_NET", "imap_servers" => "\$HOME_NET", "sip_proxy_ip" => "\$HOME_NET", "sip_servers" => "\$HOME_NET", "rpc_servers" => "\$HOME_NET", "dnp3_server" => "\$HOME_NET", "dnp3_client" => "\$HOME_NET", "modbus_server" => "\$HOME_NET", "modbus_client" => "\$HOME_NET", "enip_server" => "\$HOME_NET", "enip_client" => "\$HOME_NET", "aim_servers" => "64.12.24.0/23,64.12.28.0/23,64.12.161.0/24,64.12.163.0/24,64.12.200.0/24,205.188.3.0/24,205.188.5.0/24,205.188.7.0/24,205.188.9.0/24,205.188.153.0/24,205.188.179.0/24,205.188.248.0/24" ); /* if user has defined a custom ssh port, use it */ if(is_array($config['system']['ssh']) && isset($config['system']['ssh']['port'])) $ssh_port = $config['system']['ssh']['port']; else $ssh_port = "22"; $snort_ports = array( "dns_ports" => "53", "smtp_ports" => "25", "mail_ports" => "25,143,465,691", "http_ports" => "80", "oracle_ports" => "1521", "mssql_ports" => "1433", "telnet_ports" => "23","snmp_ports" => "161", "ftp_ports" => "21", "ssh_ports" => $ssh_port, "pop2_ports" => "109", "pop3_ports" => "110", "imap_ports" => "143", "sip_proxy_ports" => "5060:5090,16384:32768", "sip_ports" => "5060,5061", "auth_ports" => "113", "finger_ports" => "79", "irc_ports" => "6665,6666,6667,6668,6669,7000", "smb_ports" => "139,445", "nntp_ports" => "119", "rlogin_ports" => "513", "rsh_ports" => "514", "ssl_ports" => "443,465,563,636,989,990,992,993,994,995", "GTP_PORTS" => "2123,2152,3386", "file_data_ports" => "\$HTTP_PORTS,110,143", "shellcode_ports" => "!80", "sun_rpc_ports" => "111,32770,32771,32772,32773,32774,32775,32776,32777,32778,32779", "DCERPC_NCACN_IP_TCP" => "139,445", "DCERPC_NCADG_IP_UDP" => "138,1024:", "DCERPC_NCACN_IP_LONG" => "135,139,445,593,1024:", "DCERPC_NCACN_UDP_LONG" => "135,1024:", "DCERPC_NCACN_UDP_SHORT" => "135,593,1024:", "DCERPC_NCACN_TCP" => "2103,2105,2107", "DCERPC_BRIGHTSTORE" => "6503,6504", "DNP3_PORTS" => "20000", "MODBUS_PORTS" => "502" ); $pconfig = $a_nat[$id]; /* convert fake interfaces to real */ $if_real = snort_get_real_interface($pconfig['interface']); $snort_uuid = $config['installedpackages']['snortglobal']['rule'][$id]['uuid']; /* alert file */ $d_snortconfdirty_path = "/var/run/snort_conf_{$snort_uuid}_{$if_real}.dirty"; if ($_POST) { $natent = array(); $natent = $pconfig; foreach ($snort_servers as $key => $server) { if ($_POST["def_{$key}"] && !is_alias($_POST["def_{$key}"])) $input_errors[] = "Only aliases are allowed"; } foreach ($snort_ports as $key => $server) { if ($_POST["def_{$key}"] && !is_alias($_POST["def_{$key}"])) $input_errors[] = "Only aliases are allowed"; } /* if no errors write to conf */ if (!$input_errors) { /* post new options */ foreach ($snort_servers as $key => $server) { if ($_POST["def_{$key}"]) $natent["def_{$key}"] = $_POST["def_{$key}"]; else unset($natent["def_{$key}"]); } foreach ($snort_ports as $key => $server) { if ($_POST["def_{$key}"]) $natent["def_{$key}"] = $_POST["def_{$key}"]; else unset($natent["def_{$key}"]); } $a_nat[$id] = $natent; write_config(); /* Update the snort conf file for this interface. */ $rebuild_rules = false; snort_generate_conf($a_nat[$id]); /* after click go to this page */ header( 'Expires: Sat, 26 Jul 1997 05:00:00 GMT' ); header( 'Last-Modified: ' . gmdate( 'D, d M Y H:i:s' ) . ' GMT' ); header( 'Cache-Control: no-store, no-cache, must-revalidate' ); header( 'Cache-Control: post-check=0, pre-check=0', false ); header( 'Pragma: no-cache' ); header("Location: snort_define_servers.php?id=$id"); exit; } } $if_friendly = snort_get_friendly_interface($pconfig['interface']); $pgtitle = "Snort: Interface {$if_friendly} Define Servers"; include_once("head.inc"); ?> ' . $pgtitle . '

';} /* Display Alert message */ if ($input_errors) print_input_errors($input_errors); // TODO: add checks if ($savemsg) print_info_box($savemsg); ?>
'; echo '
'; $menu_iface=($if_friendly?substr($if_friendly,0,5)." ":"Iface "); $tab_array = array(); $tab_array[] = array($menu_iface . gettext(" Settings"), false, "/snort/snort_interfaces_edit.php?id={$id}"); $tab_array[] = array($menu_iface . gettext("Categories"), false, "/snort/snort_rulesets.php?id={$id}"); $tab_array[] = array($menu_iface . gettext("Rules"), false, "/snort/snort_rules.php?id={$id}"); $tab_array[] = array($menu_iface . gettext("Variables"), true, "/snort/snort_define_servers.php?id={$id}"); $tab_array[] = array($menu_iface . gettext("Preprocessors"), false, "/snort/snort_preprocessors.php?id={$id}"); $tab_array[] = array($menu_iface . gettext("Barnyard2"), false, "/snort/snort_barnyard.php?id={$id}"); display_top_tabs($tab_array); ?>
$server): if (strlen($server) > 40) $server = substr($server, 0, 40) . "..."; $label = strtoupper($key); $value = ""; if (!empty($pconfig["def_{$key}"])) $value = htmlspecialchars($pconfig["def_{$key}"]); ?> $server): $server = substr($server, 0, 20); $label = strtoupper($key); $value = ""; if (!empty($pconfig["def_{$key}"])) $value = htmlspecialchars($pconfig["def_{$key}"]); ?>

""

""