.
* 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;
$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",
"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] = $natent;
write_config();
sync_snort_package_config();
/* after click go to this page */
header( 'Expires: Sat, 26 Jul 1997 05:00:00 GMT' );
header( 'Last-Modified: ' . gmdate( 'D, d M Y H:i:s' ) . ' GMT' );
header( 'Cache-Control: no-store, no-cache, must-revalidate' );
header( 'Cache-Control: post-check=0, pre-check=0', false );
header( 'Pragma: no-cache' );
header("Location: snort_define_servers.php?id=$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);
?>