diff options
Diffstat (limited to 'config/snort-dev/snort_preprocessors.php')
| -rw-r--r-- | config/snort-dev/snort_preprocessors.php | 391 |
1 files changed, 0 insertions, 391 deletions
diff --git a/config/snort-dev/snort_preprocessors.php b/config/snort-dev/snort_preprocessors.php deleted file mode 100644 index 7f89d433..00000000 --- a/config/snort-dev/snort_preprocessors.php +++ /dev/null @@ -1,391 +0,0 @@ -<?php -/* $Id$ */ -/* - snort_preprocessors.php - part of m0n0wall (http://m0n0.ch/wall) - - Copyright (C) 2003-2004 Manuel Kasper <mk@neon1.net>. - Copyright (C) 2008-2009 Robert Zelaya. - Copyright (C) 2011 Ermal Luci - 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_gui.inc"); -require_once("/usr/local/pkg/snort/snort.inc"); - -global $g; - -if (!is_array($config['installedpackages']['snortglobal']['rule'])) { - $config['installedpackages']['snortglobal']['rule'] = array(); -} -$a_nat = &$config['installedpackages']['snortglobal']['rule']; - -$id = $_GET['id']; -if (isset($_POST['id'])) - $id = $_POST['id']; -if (is_null($id)) { - header("Location: /snort/snort_interfaces.php"); - exit; -} - -$pconfig = array(); -if (isset($id) && $a_nat[$id]) { - $pconfig = $a_nat[$id]; - - /* new options */ - $pconfig['perform_stat'] = $a_nat[$id]['perform_stat']; - $pconfig['def_ssl_ports_ignore'] = $a_nat[$id]['def_ssl_ports_ignore']; - $pconfig['flow_depth'] = $a_nat[$id]['flow_depth']; - $pconfig['max_queued_bytes'] = $a_nat[$id]['max_queued_bytes']; - $pconfig['max_queued_segs'] = $a_nat[$id]['max_queued_segs']; - $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']; -} - -/* convert fake interfaces to real */ -$if_real = snort_get_real_interface($pconfig['interface']); -$snort_uuid = $pconfig['uuid']; - -/* alert file */ -$d_snortconfdirty_path = "/var/run/snort_conf_{$snort_uuid}_{$if_real}.dirty"; - -if ($_POST) { - - $natent = array(); - $natent = $pconfig; - - /* if no errors write to conf */ - if (!$input_errors) { - /* 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{ $natent['flow_depth'] = ""; } - if ($_POST['max_queued_bytes'] != "") { $natent['max_queued_bytes'] = $_POST['max_queued_bytes']; }else{ $natent['max_queued_bytes'] = ""; } - if ($_POST['max_queued_segs'] != "") { $natent['max_queued_segs'] = $_POST['max_queued_segs']; }else{ $natent['max_queued_segs'] = ""; } - - $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(); - - $if_real = snort_get_real_interface($pconfig['interface']); - 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_preprocessors.php?id=$id"); - exit; - } -} - -$pgtitle = "Snort: Interface $id$if_real Preprocessors and Flow"; -include_once("head.inc"); - -?> -<body - link="#0000CC" vlink="#0000CC" alink="#0000CC"> - -<?php include("fbegin.inc"); ?> -<?if($pfsense_stable == 'yes'){echo '<p class="pgtitle">' . $pgtitle . '</p>';}?> - -<?php -echo "{$snort_general_css}\n"; -?> - -<div class="body2"> - -<noscript> -<div class="alert" ALIGN=CENTER><img - src="../themes/<?php echo $g['theme']; ?>/images/icons/icon_alert.gif" /><strong>Please -enable JavaScript to view this content -</CENTER></div> -</noscript> - - -<form action="snort_preprocessors.php" method="post" - enctype="multipart/form-data" name="iform" id="iform"><?php - - /* Display Alert message */ - - if ($input_errors) { - print_input_errors($input_errors); // TODO: add checks - } - - if ($savemsg) { - print_info_box2($savemsg); - } - - ?> - -<table width="100%" border="0" cellpadding="0" cellspacing="0"> -<tr><td> -<?php - $tab_array = array(); - $tabid = 0; - $tab_array[$tabid] = array(gettext("Snort Interfaces"), false, "/snort/snort_interfaces.php"); - $tabid++; - $tab_array[$tabid] = array(gettext("If Settings"), false, "/snort/snort_interfaces_edit.php?id={$id}"); - $tabid++; - $tab_array[$tabid] = array(gettext("Categories"), false, "/snort/snort_rulesets.php?id={$id}"); - $tabid++; - $tab_array[$tabid] = array(gettext("Rules"), false, "/snort/snort_rules.php?id={$id}"); - $tabid++; - $tab_array[$tabid] = array(gettext("Servers"), false, "/snort/snort_define_servers.php?id={$id}"); - $tabid++; - $tab_array[$tabid] = array(gettext("Preprocessors"), true, "/snort/snort_preprocessors.php?id={$id}"); - $tabid++; - $tab_array[$tabid] = array(gettext("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($id == "") - { - echo " - <style type=\"text/css\"> - .noid { - position:absolute; - top:10px; - left:0px; - width:94%; - background:#FCE9C0; - background-position: 15px; - border-top:2px solid #DBAC48; - border-bottom:2px solid #DBAC48; - padding: 15px 10px 85% 50px; - } - </style> - <div class=\"alert\" ALIGN=CENTER><img src=\"../themes/{$g['theme']}/images/icons/icon_alert.gif\"/><strong>You can not edit options without an interface ID.</CENTER></div>\n"; - - } - ?> - <tr> - <td width="22%" valign="top"> </td> - <td width="78%"><span class="vexpl"><span class="red"><strong>Note: - </strong></span><br> - Rules may be dependent on preprocessors!<br> - Defaults will be used when there is no user input.<br></td> - </tr> - <tr> - <td colspan="2" valign="top" class="listtopic">Performance - Statistics</td> - </tr> - <tr> - <td width="22%" valign="top" class="vncell2">Enable</td> - <td width="78%" class="vtable"><input name="perform_stat" - type="checkbox" value="on" - <?php if ($pconfig['perform_stat']=="on") echo "checked"; ?> - onClick="enable_change(false)"> Performance Statistics for this - interface.</td> - </tr> - <tr> - <td colspan="2" valign="top" class="listtopic">HTTP Inspect Settings</td> - </tr> - <tr> - <td width="22%" valign="top" class="vncell2">Enable</td> - <td width="78%" class="vtable"><input name="http_inspect" - type="checkbox" value="on" - <?php if ($pconfig['http_inspect']=="on") echo "checked"; ?> - onClick="enable_change(false)"> Use HTTP Inspect to - Normalize/Decode and detect HTTP traffic and protocol anomalies.</td> - </tr> - <tr> - <td valign="top" class="vncell2">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($pconfig['flow_depth']);?>"> <strong>-1</strong> - to <strong>1460</strong> (<strong>-1</strong> disables HTTP - inspect, <strong>0</strong> enables all HTTP inspect)</td> - </tr> - </table> - Amount of HTTP server response payload to inspect. Snort's - performance may increase by adjusting this value.<br> - Setting this value too low may cause false negatives. Values above 0 - are specified in bytes. Default value is <strong>0</strong><br> - </td> - </tr> - <tr> - <td colspan="2" valign="top" class="listtopic">Stream5 Settings</td> - </tr> - <tr> - <td valign="top" class="vncell2">Max Queued Bytes</td> - <td class="vtable"> - <table cellpadding="0" cellspacing="0"> - <tr> - <td><input name="max_queued_bytes" type="text" class="formfld" - id="max_queued_bytes" size="5" - value="<?=htmlspecialchars($pconfig['max_queued_bytes']);?>"> - Minimum is <strong>1024</strong>, Maximum is <strong>1073741824</strong> - ( default value is <strong>1048576</strong>, <strong>0</strong> - means Maximum )</td> - </tr> - </table> - The number of bytes to be queued for reassembly for TCP sessions in - memory. Default value is <strong>1048576</strong><br> - </td> - </tr> - <tr> - <td valign="top" class="vncell2">Max Queued Segs</td> - <td class="vtable"> - <table cellpadding="0" cellspacing="0"> - <tr> - <td><input name="max_queued_segs" type="text" class="formfld" - id="max_queued_segs" size="5" - value="<?=htmlspecialchars($pconfig['max_queued_segs']);?>"> - Minimum is <strong>2</strong>, Maximum is <strong>1073741824</strong> - ( default value is <strong>2621</strong>, <strong>0</strong> means - Maximum )</td> - </tr> - </table> - The number of segments to be queued for reassembly for TCP sessions - in memory. Default value is <strong>2621</strong><br> - </td> - </tr> - <tr> - <td colspan="2" valign="top" class="listtopic">General Preprocessor - Settings</td> - </tr> - <tr> - <td width="22%" valign="top" class="vncell2">Enable <br> - RPC Decode and Back Orifice detector</td> - <td width="78%" class="vtable"><input name="other_preprocs" - type="checkbox" value="on" - <?php if ($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="vncell2">Enable <br> - FTP and Telnet Normalizer</td> - <td width="78%" class="vtable"><input name="ftp_preprocessor" - type="checkbox" value="on" - <?php if ($pconfig['ftp_preprocessor']=="on") echo "checked"; ?> - onClick="enable_change(false)"><br> - Normalize/Decode FTP and Telnet traffic and protocol anomalies.</td> - </tr> - <tr> - <td width="22%" valign="top" class="vncell2">Enable <br> - SMTP Normalizer</td> - <td width="78%" class="vtable"><input name="smtp_preprocessor" - type="checkbox" value="on" - <?php if ($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="vncell2">Enable <br> - Portscan Detection</td> - <td width="78%" class="vtable"><input name="sf_portscan" - type="checkbox" value="on" - <?php if ($pconfig['sf_portscan']=="on") echo "checked"; ?> - onClick="enable_change(false)"><br> - Detects various types of portscans and portsweeps.</td> - </tr> - <tr> - <td width="22%" valign="top" class="vncell2">Enable <br> - DCE/RPC2 Detection</td> - <td width="78%" class="vtable"><input name="dce_rpc_2" - type="checkbox" value="on" - <?php if ($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="vncell2">Enable <br> - DNS Detection</td> - <td width="78%" class="vtable"><input name="dns_preprocessor" - type="checkbox" value="on" - <?php if ($pconfig['dns_preprocessor']=="on") echo "checked"; ?> - onClick="enable_change(false)"><br> - The DNS preprocessor decodes DNS Response traffic and detects some - vulnerabilities.</td> - </tr> - <tr> - <td width="22%" valign="top" class="vncell2">Define SSL_IGNORE</td> - <td width="78%" class="vtable"><input name="def_ssl_ports_ignore" - type="text" class="formfld" id="def_ssl_ports_ignore" size="40" - value="<?=htmlspecialchars($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"> </td> - <td width="78%"> - <input name="Submit" type="submit" class="formbtn" value="Save"> - <input name="id" type="hidden" value="<?=$id;?>"></td> - </tr> - <tr> - <td width="22%" valign="top"> </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> - -</div> - - <?php include("fend.inc"); ?> -</body> -</html> |