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-rw-r--r--config/snort/snort_preprocessors.php437
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diff --git a/config/snort/snort_preprocessors.php b/config/snort/snort_preprocessors.php
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+++ b/config/snort/snort_preprocessors.php
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+<?php
+/* $Id$ */
+/*
+ snort_interfaces.php
+ part of m0n0wall (http://m0n0.ch/wall)
+
+ Copyright (C) 2003-2004 Manuel Kasper <mk@neon1.net>.
+ 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("guiconfig.inc");
+require_once("/usr/local/pkg/snort/snort.inc");
+require_once("/usr/local/pkg/snort/snort_gui.inc");
+
+if (!is_array($config['installedpackages']['snortglobal']['rule'])) {
+ $config['installedpackages']['snortglobal']['rule'] = array();
+}
+//nat_rules_sort();
+$a_nat = &$config['installedpackages']['snortglobal']['rule'];
+
+$id = $_GET['id'];
+if (isset($_POST['id']))
+ $id = $_POST['id'];
+
+if (isset($_GET['dup'])) {
+ $id = $_GET['dup'];
+ $after = $_GET['dup'];
+}
+
+if (isset($id) && $a_nat[$id]) {
+
+ /* new options */
+ $pconfig['def_ssl_ports_ignore'] = $a_nat[$id]['def_ssl_ports_ignore'];
+ $pconfig['flow_depth'] = $a_nat[$id]['flow_depth'];
+ $pconfig['perform_stat'] = $a_nat[$id]['perform_stat'];
+ $pconfig['http_inspect'] = $a_nat[$id]['http_inspect'];
+ $pconfig['other_preprocs'] = $a_nat[$id]['other_preprocs'];
+ $pconfig['ftp_preprocessor'] = $a_nat[$id]['ftp_preprocessor'];
+ $pconfig['smtp_preprocessor'] = $a_nat[$id]['smtp_preprocessor'];
+ $pconfig['sf_portscan'] = $a_nat[$id]['sf_portscan'];
+ $pconfig['dce_rpc_2'] = $a_nat[$id]['dce_rpc_2'];
+ $pconfig['dns_preprocessor'] = $a_nat[$id]['dns_preprocessor'];
+
+ /* old options */
+ $pconfig['def_dns_servers'] = $a_nat[$id]['def_dns_servers'];
+ $pconfig['def_dns_ports'] = $a_nat[$id]['def_dns_ports'];
+ $pconfig['def_smtp_servers'] = $a_nat[$id]['def_smtp_servers'];
+ $pconfig['def_smtp_ports'] = $a_nat[$id]['def_smtp_ports'];
+ $pconfig['def_mail_ports'] = $a_nat[$id]['def_mail_ports'];
+ $pconfig['def_http_servers'] = $a_nat[$id]['def_http_servers'];
+ $pconfig['def_www_servers'] = $a_nat[$id]['def_www_servers'];
+ $pconfig['def_http_ports'] = $a_nat[$id]['def_http_ports'];
+ $pconfig['def_sql_servers'] = $a_nat[$id]['def_sql_servers'];
+ $pconfig['def_oracle_ports'] = $a_nat[$id]['def_oracle_ports'];
+ $pconfig['def_mssql_ports'] = $a_nat[$id]['def_mssql_ports'];
+ $pconfig['def_telnet_servers'] = $a_nat[$id]['def_telnet_servers'];
+ $pconfig['def_telnet_ports'] = $a_nat[$id]['def_telnet_ports'];
+ $pconfig['def_snmp_servers'] = $a_nat[$id]['def_snmp_servers'];
+ $pconfig['def_snmp_ports'] = $a_nat[$id]['def_snmp_ports'];
+ $pconfig['def_ftp_servers'] = $a_nat[$id]['def_ftp_servers'];
+ $pconfig['def_ftp_ports'] = $a_nat[$id]['def_ftp_ports'];
+ $pconfig['def_ssh_servers'] = $a_nat[$id]['def_ssh_servers'];
+ $pconfig['def_ssh_ports'] = $a_nat[$id]['def_ssh_ports'];
+ $pconfig['def_pop_servers'] = $a_nat[$id]['def_pop_servers'];
+ $pconfig['def_pop2_ports'] = $a_nat[$id]['def_pop2_ports'];
+ $pconfig['def_pop3_ports'] = $a_nat[$id]['def_pop3_ports'];
+ $pconfig['def_imap_servers'] = $a_nat[$id]['def_imap_servers'];
+ $pconfig['def_imap_ports'] = $a_nat[$id]['def_imap_ports'];
+ $pconfig['def_sip_proxy_ip'] = $a_nat[$id]['def_sip_proxy_ip'];
+ $pconfig['def_sip_proxy_ports'] = $a_nat[$id]['def_sip_proxy_ports'];
+ $pconfig['def_auth_ports'] = $a_nat[$id]['def_auth_ports'];
+ $pconfig['def_finger_ports'] = $a_nat[$id]['def_finger_ports'];
+ $pconfig['def_irc_ports'] = $a_nat[$id]['def_irc_ports'];
+ $pconfig['def_nntp_ports'] = $a_nat[$id]['def_nntp_ports'];
+ $pconfig['def_rlogin_ports'] = $a_nat[$id]['def_rlogin_ports'];
+ $pconfig['def_rsh_ports'] = $a_nat[$id]['def_rsh_ports'];
+ $pconfig['def_ssl_ports'] = $a_nat[$id]['def_ssl_ports'];
+ $pconfig['barnyard_enable'] = $a_nat[$id]['barnyard_enable'];
+ $pconfig['barnyard_mysql'] = $a_nat[$id]['barnyard_mysql'];
+ $pconfig['enable'] = $a_nat[$id]['enable'];
+ $pconfig['uuid'] = $a_nat[$id]['uuid'];
+ $pconfig['interface'] = $a_nat[$id]['interface'];
+ $pconfig['descr'] = $a_nat[$id]['descr'];
+ $pconfig['performance'] = $a_nat[$id]['performance'];
+ $pconfig['blockoffenders7'] = $a_nat[$id]['blockoffenders7'];
+ $pconfig['alertsystemlog'] = $a_nat[$id]['alertsystemlog'];
+ $pconfig['tcpdumplog'] = $a_nat[$id]['tcpdumplog'];
+ $pconfig['snortunifiedlog'] = $a_nat[$id]['snortunifiedlog'];
+ $pconfig['flow_depth'] = $a_nat[$id]['flow_depth'];
+ $pconfig['configpassthru'] = $a_nat[$id]['configpassthru'];
+ $pconfig['barnconfigpassthru'] = $a_nat[$id]['barnconfigpassthru'];
+ $pconfig['rulesets'] = $a_nat[$id]['rulesets'];
+ $pconfig['rule_sid_off'] = $a_nat[$id]['rule_sid_off'];
+ $pconfig['rule_sid_on'] = $a_nat[$id]['rule_sid_on'];
+
+if (isset($_GET['dup']))
+ unset($id);
+}
+
+/* convert fake interfaces to real */
+$if_real = convert_friendly_interface_to_real_interface_name2($pconfig['interface']);
+
+$snort_uuid = $pconfig['uuid'];
+
+ /* alert file */
+$d_snortconfdirty_path = "/var/run/snort_conf_{$snort_uuid}_{$if_real}.dirty";
+
+ /* this will exec when alert says apply */
+ if ($_POST['apply']) {
+
+ if (file_exists($d_snortconfdirty_path)) {
+
+ write_config();
+
+ sync_snort_package_all($id, $if_real, $snort_uuid);
+ sync_snort_package();
+
+ unlink($d_snortconfdirty_path);
+
+ }
+
+ }
+
+
+ if ($_POST["Submit"]) {
+
+ /* check for overlaps */
+
+/* if no errors write to conf */
+ if (!$input_errors) {
+ $natent = array();
+ /* repost the options already in conf */
+ if ($pconfig['interface'] != "") { $natent['interface'] = $pconfig['interface']; }
+ if ($pconfig['enable'] != "") { $natent['enable'] = $pconfig['enable']; }
+ if ($pconfig['uuid'] != "") { $natent['uuid'] = $pconfig['uuid']; }
+ if ($pconfig['descr'] != "") { $natent['descr'] = $pconfig['descr']; }
+ if ($pconfig['performance'] != "") { $natent['performance'] = $pconfig['performance']; }
+ if ($pconfig['blockoffenders7'] != "") { $natent['blockoffenders7'] = $pconfig['blockoffenders7']; }
+ if ($pconfig['alertsystemlog'] != "") { $natent['alertsystemlog'] = $pconfig['alertsystemlog']; }
+ if ($pconfig['tcpdumplog'] != "") { $natent['tcpdumplog'] = $pconfig['tcpdumplog']; }
+ if ($pconfig['snortunifiedlog'] != "") { $natent['snortunifiedlog'] = $pconfig['snortunifiedlog']; }
+ if ($pconfig['barnyard_enable'] != "") { $natent['barnyard_enable'] = $pconfig['barnyard_enable']; }
+ if ($pconfig['barnyard_mysql'] != "") { $natent['barnyard_mysql'] = $pconfig['barnyard_mysql']; }
+ if ($pconfig['def_dns_servers'] != "") { $natent['def_dns_servers'] = $pconfig['def_dns_servers']; }
+ if ($pconfig['def_dns_ports'] != "") { $natent['def_dns_ports'] = $pconfig['def_dns_ports']; }
+ if ($pconfig['def_smtp_servers'] != "") { $natent['def_smtp_servers'] = $pconfig['def_smtp_servers']; }
+ if ($pconfig['def_smtp_ports'] != "") { $natent['def_smtp_ports'] = $pconfig['def_smtp_ports']; }
+ if ($pconfig['def_mail_ports'] != "") { $natent['def_mail_ports'] = $pconfig['def_mail_ports']; }
+ if ($pconfig['def_http_servers'] != "") { $natent['def_http_servers'] = $pconfig['def_http_servers']; }
+ if ($pconfig['def_www_servers'] != "") { $natent['def_www_servers'] = $pconfig['def_www_servers']; }
+ if ($pconfig['def_http_ports'] != "") { $natent['def_http_ports'] = $pconfig['def_http_ports']; }
+ if ($pconfig['def_sql_servers'] != "") { $natent['def_sql_servers'] = $pconfig['def_sql_servers']; }
+ if ($pconfig['def_oracle_ports'] != "") { $natent['def_oracle_ports'] = $pconfig['def_oracle_ports']; }
+ if ($pconfig['def_mssql_ports'] != "") { $natent['def_mssql_ports'] = $pconfig['def_mssql_ports']; }
+ if ($pconfig['def_telnet_servers'] != "") { $natent['def_telnet_servers'] = $pconfig['def_telnet_servers']; }
+ if ($pconfig['def_telnet_ports'] != "") { $natent['def_telnet_ports'] = $pconfig['def_telnet_ports']; }
+ if ($pconfig['def_snmp_servers'] != "") { $natent['def_snmp_servers'] = $pconfig['def_snmp_servers']; }
+ if ($pconfig['def_snmp_ports'] != "") { $natent['def_snmp_ports'] = $pconfig['def_snmp_ports']; }
+ if ($pconfig['def_ftp_servers'] != "") { $natent['def_ftp_servers'] = $pconfig['def_ftp_servers']; }
+ if ($pconfig['def_ftp_ports'] != "") { $natent['def_ftp_ports'] = $pconfig['def_ftp_ports']; }
+ if ($pconfig['def_ssh_servers'] != "") { $natent['def_ssh_servers'] = $pconfig['def_ssh_servers']; }
+ if ($pconfig['def_ssh_ports'] != "") { $natent['def_ssh_ports'] = $pconfig['def_ssh_ports']; }
+ if ($pconfig['def_pop_servers'] != "") { $natent['def_pop_servers'] = $pconfig['def_pop_servers']; }
+ if ($pconfig['def_pop2_ports'] != "") { $natent['def_pop2_ports'] = $pconfig['def_pop2_ports']; }
+ if ($pconfig['def_pop3_ports'] != "") { $natent['def_pop3_ports'] = $pconfig['def_pop3_ports']; }
+ if ($pconfig['def_imap_servers'] != "") { $natent['def_imap_servers'] = $pconfig['def_imap_servers']; }
+ if ($pconfig['def_imap_ports'] != "") { $natent['def_imap_ports'] = $pconfig['def_imap_ports']; }
+ if ($pconfig['def_sip_proxy_ip'] != "") { $natent['def_sip_proxy_ip'] = $pconfig['def_sip_proxy_ip']; }
+ if ($pconfig['def_sip_proxy_ports'] != "") { $natent['def_sip_proxy_ports'] = $pconfig['def_sip_proxy_ports']; }
+ if ($pconfig['def_auth_ports'] != "") { $natent['def_auth_ports'] = $pconfig['def_auth_ports']; }
+ if ($pconfig['def_finger_ports'] != "") { $natent['def_finger_ports'] = $pconfig['def_finger_ports']; }
+ if ($pconfig['def_irc_ports'] != "") { $natent['def_irc_ports'] = $pconfig['def_irc_ports']; }
+ if ($pconfig['def_nntp_ports'] != "") { $natent['def_nntp_ports'] = $pconfig['def_nntp_ports']; }
+ if ($pconfig['def_rlogin_ports'] != "") { $natent['def_rlogin_ports'] = $pconfig['def_rlogin_ports']; }
+ if ($pconfig['def_rsh_ports'] != "") { $natent['def_rsh_ports'] = $pconfig['def_rsh_ports']; }
+ if ($pconfig['def_ssl_ports'] != "") { $natent['def_ssl_ports'] = $pconfig['def_ssl_ports']; }
+ if ($pconfig['configpassthru'] != "") { $natent['configpassthru'] = $pconfig['configpassthru']; }
+ if ($pconfig['barnconfigpassthru'] != "") { $natent['barnconfigpassthru'] = $pconfig['barnconfigpassthru']; }
+ if ($pconfig['rulesets'] != "") { $natent['rulesets'] = $pconfig['rulesets']; }
+ if ($pconfig['rule_sid_off'] != "") { $natent['rule_sid_off'] = $pconfig['rule_sid_off']; }
+ if ($pconfig['rule_sid_on'] != "") { $natent['rule_sid_on'] = $pconfig['rule_sid_on']; }
+
+ /* post new options */
+ $natent['perform_stat'] = $_POST['perform_stat'];
+ if ($_POST['def_ssl_ports_ignore'] != "") { $natent['def_ssl_ports_ignore'] = $_POST['def_ssl_ports_ignore']; }else{ $natent['def_ssl_ports_ignore'] = ""; }
+ if ($_POST['flow_depth'] != "") { $natent['flow_depth'] = $_POST['flow_depth']; }else{ $natent['flow_depth'] = ""; }
+ $natent['perform_stat'] = $_POST['perform_stat'] ? on : off;
+ $natent['http_inspect'] = $_POST['http_inspect'] ? on : off;
+ $natent['other_preprocs'] = $_POST['other_preprocs'] ? on : off;
+ $natent['ftp_preprocessor'] = $_POST['ftp_preprocessor'] ? on : off;
+ $natent['smtp_preprocessor'] = $_POST['smtp_preprocessor'] ? on : off;
+ $natent['sf_portscan'] = $_POST['sf_portscan'] ? on : off;
+ $natent['dce_rpc_2'] = $_POST['dce_rpc_2'] ? on : off;
+ $natent['dns_preprocessor'] = $_POST['dns_preprocessor'] ? on : off;
+
+ if (isset($id) && $a_nat[$id])
+ $a_nat[$id] = $natent;
+ else {
+ if (is_numeric($after))
+ array_splice($a_nat, $after+1, 0, array($natent));
+ else
+ $a_nat[] = $natent;
+ }
+
+ write_config();
+
+ /* after click go to this page */
+ touch($d_snortconfdirty_path);
+ 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' );
+ sleep(2);
+ header("Location: snort_preprocessors.php?id=$id");
+ exit;
+ }
+}
+
+$pgtitle = "Snort: Interface $id$if_real Preprocessors and Flow";
+include("head.inc");
+
+?>
+<body link="#0000CC" vlink="#0000CC" alink="#0000CC">
+<?php
+include("./snort_fbegin.inc");
+?>
+<p class="pgtitle"><?if($pfsense_stable == 'yes'){echo $pgtitle;}?></p>
+<style type="text/css">
+.alert {
+ position:absolute;
+ top:10px;
+ left:0px;
+ width:94%;
+background:#FCE9C0;
+background-position: 15px;
+border-top:2px solid #DBAC48;
+border-bottom:2px solid #DBAC48;
+padding: 15px 10px 85% 50px;
+}
+</style>
+<noscript><div class="alert" ALIGN=CENTER><img src="../themes/nervecenter/images/icons/icon_alert.gif"/><strong>Please enable JavaScript to view this content</CENTER></div></noscript>
+
+<body link="#0000CC" vlink="#0000CC" alink="#0000CC">
+<form action="snort_preprocessors.php" method="post" enctype="multipart/form-data" name="iform" id="iform">
+
+<?php
+
+ /* Display Alert message */
+
+ if ($input_errors) {
+ print_input_errors($input_errors); // TODO: add checks
+ }
+
+ if ($savemsg) {
+ print_info_box2($savemsg);
+ }
+
+ if (file_exists($d_snortconfdirty_path)) {
+ echo '<p>';
+
+ if($savemsg) {
+ print_info_box_np2("{$savemsg}");
+ }else{
+ print_info_box_np2('
+ The Snort configuration has changed and snort needs to be restarted on this interface.<br>
+ You must apply the changes in order for them to take effect.<br>
+ ');
+ }
+ }
+
+?>
+
+<table width="100%" border="0" cellpadding="0" cellspacing="0">
+ <tr><td class="tabnavtbl">
+<?php
+if($id != "")
+{
+
+ $tab_array = array();
+ $tab_array[] = array("Snort Interfaces", false, "/snort/snort_interfaces.php");
+ $tab_array[] = array("If Settings", false, "/snort/snort_interfaces_edit.php?id={$id}");
+ $tab_array[] = array("Categories", false, "/snort/snort_rulesets.php?id={$id}");
+ $tab_array[] = array("Rules", false, "/snort/snort_rules.php?id={$id}");
+ $tab_array[] = array("Servers", false, "/snort/snort_define_servers.php?id={$id}");
+ $tab_array[] = array("Preprocessors", true, "/snort/snort_preprocessors.php?id={$id}");
+ $tab_array[] = array("Barnyard2", false, "/snort/snort_barnyard.php?id={$id}");
+ display_top_tabs($tab_array);
+
+}
+?>
+</td>
+</tr>
+ <tr>
+ <td class="tabcont">
+ <table width="100%" border="0" cellpadding="6" cellspacing="0">
+ <?php
+ /* display error code if there is no id */
+ if($id == "")
+ {
+ echo "
+ <style type=\"text/css\">
+ .noid {
+ position:absolute;
+ top:10px;
+ left:0px;
+ width:94%;
+ background:#FCE9C0;
+ background-position: 15px;
+ border-top:2px solid #DBAC48;
+ border-bottom:2px solid #DBAC48;
+ padding: 15px 10px 85% 50px;
+ }
+ </style>
+ <div class=\"alert\" ALIGN=CENTER><img src=\"../themes/nervecenter/images/icons/icon_alert.gif\"/><strong>You can not edit options without an interface ID.</CENTER></div>\n";
+
+ }
+ ?>
+ <tr>
+ <td width="22%" valign="top">&nbsp;</td>
+ <td width="78%"><span class="vexpl"><span class="red"><strong>Note: </strong></span><br>
+ Rules may be dependent on preprocessors!<br>
+ Please save your settings before you click start.<br>
+ </td>
+ </tr>
+ <tr>
+ <td width="22%" valign="top" class="vncell">Enable <br>Performance Statistics</td>
+ <td width="78%" class="vtable">
+ <input name="perform_stat" type="checkbox" value="on" <?php if ($pconfig['perform_stat']=="on") echo "checked"; ?> onClick="enable_change(false)"><br>
+ Performance Statistics for this interface.</td>
+ </tr>
+ <tr>
+ <td width="22%" valign="top" class="vncell">Enable <br>HTTP Inspect</td>
+ <td width="78%" class="vtable">
+ <input name="http_inspect" type="checkbox" value="on" <?php if ($pconfig['http_inspect']=="on") echo "checked"; ?> onClick="enable_change(false)"><br>
+ Normalize/Decode and detect HTTP traffic and protocol anomalies.</td>
+ </tr>
+ <tr>
+ <td valign="top" class="vncell">HTTP server flow depth</td>
+ <td class="vtable">
+ <table cellpadding="0" cellspacing="0">
+ <tr>
+ <td><input name="flow_depth" type="text" class="formfld" id="flow_depth" size="5" value="<?=htmlspecialchars($pconfig['flow_depth']);?>"> <strong>-1</strong> to <strong>1460</strong> (<strong>-1</strong> disables HTTP inspect, <strong>0</strong> enables all HTTP inspect)</td>
+ </tr>
+ </table>
+ Amount of HTTP server response payload to inspect. Snort's performance may increase by adjusting this value.<br>
+ Setting this value too low may cause false negatives. Values above 0 are specified in bytes.<br>
+ <strong>Default value is 0</strong></td>
+ </tr>
+ <tr>
+ <td width="22%" valign="top" class="vncell">Enable <br>RPC Decode and Back Orifice detector</td>
+ <td width="78%" class="vtable">
+ <input name="other_preprocs" type="checkbox" value="on" <?php if ($pconfig['other_preprocs']=="on") echo "checked"; ?> onClick="enable_change(false)"><br>
+ Normalize/Decode RPC traffic and detects Back Orifice traffic on the network.</td>
+ </tr>
+ <tr>
+ <td width="22%" valign="top" class="vncell">Enable <br>FTP and Telnet Normalizer</td>
+ <td width="78%" class="vtable">
+ <input name="ftp_preprocessor" type="checkbox" value="on" <?php if ($pconfig['ftp_preprocessor']=="on") echo "checked"; ?> onClick="enable_change(false)"><br>
+ Normalize/Decode FTP and Telnet traffic and protocol anomalies.</td>
+ </tr>
+ <tr>
+ <td width="22%" valign="top" class="vncell">Enable <br>SMTP Normalizer</td>
+ <td width="78%" class="vtable">
+ <input name="smtp_preprocessor" type="checkbox" value="on" <?php if ($pconfig['smtp_preprocessor']=="on") echo "checked"; ?> onClick="enable_change(false)"><br>
+ Normalize/Decode SMTP protocol for enforcement and buffer overflows.</td>
+ </tr>
+ <tr>
+ <td width="22%" valign="top" class="vncell">Enable <br>Portscan Detection</td>
+ <td width="78%" class="vtable">
+ <input name="sf_portscan" type="checkbox" value="on" <?php if ($pconfig['sf_portscan']=="on") echo "checked"; ?> onClick="enable_change(false)"><br>
+ Detects various types of portscans and portsweeps.</td>
+ </tr>
+ <tr>
+ <td width="22%" valign="top" class="vncell">Enable <br>DCE/RPC2 Detection</td>
+ <td width="78%" class="vtable">
+ <input name="dce_rpc_2" type="checkbox" value="on" <?php if ($pconfig['dce_rpc_2']=="on") echo "checked"; ?> onClick="enable_change(false)"><br>
+ The DCE/RPC preprocessor detects and decodes SMB and DCE/RPC traffic.</td>
+ </tr>
+ <tr>
+ <td width="22%" valign="top" class="vncell">Enable <br>DNS Detection</td>
+ <td width="78%" class="vtable">
+ <input name="dns_preprocessor" type="checkbox" value="on" <?php if ($pconfig['dns_preprocessor']=="on") echo "checked"; ?> onClick="enable_change(false)"><br>
+ The DNS preprocessor decodes DNS Response traffic and detects some vulnerabilities.</td>
+ </tr>
+ <tr>
+ <td width="22%" valign="top" class="vncell">Define SSL_IGNORE</td>
+ <td width="78%" class="vtable">
+ <input name="def_ssl_ports_ignore" type="text" class="formfld" id="def_ssl_ports_ignore" size="40" value="<?=htmlspecialchars($pconfig['def_ssl_ports_ignore']);?>">
+ <br> <span class="vexpl"> Encrypted traffic should be ignored by Snort for both performance reasons and to reduce false positives.<br>
+ Default: "443 465 563 636 989 990 992 993 994 995".</span> <strong>Please use spaces and not commas.</strong></td>
+ </tr>
+ <tr>
+ <td width="22%" valign="top">&nbsp;</td>
+ <td width="78%">
+ <input name="Submit" type="submit" class="formbtn" value="Save"> <input type="button" class="formbtn" value="Cancel" onclick="history.back()">
+ <?php if (isset($id) && $a_nat[$id]): ?>
+ <input name="id" type="hidden" value="<?=$id;?>">
+ <?php endif; ?>
+ </td>
+ </tr>
+ <tr>
+ <td width="22%" valign="top">&nbsp;</td>
+ <td width="78%"><span class="vexpl"><span class="red"><strong>Note:</strong></span>
+ <br>
+ Please save your settings before you click Start. </td>
+ </tr>
+ </table>
+ </table>
+</form>
+
+<?php include("fend.inc"); ?>
+</body>
+</html>
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-20 13:46:25 +0000