From 35b75b9b94a3f63c358c34fe98ee5ad7f7004a62 Mon Sep 17 00:00:00 2001
From: Renato Botelho <garga@FreeBSD.org>
Date: Thu, 19 Jun 2014 17:01:59 -0300
Subject: Replicate last snort changes from 6048cbcf1 to suricata

---
 config/suricata/suricata_rules_flowbits.php |  2 +-
 config/suricata/suricata_select_alias.php   | 18 ++++++++++--------
 2 files changed, 11 insertions(+), 9 deletions(-)

(limited to 'config')

diff --git a/config/suricata/suricata_rules_flowbits.php b/config/suricata/suricata_rules_flowbits.php
index c5193a8b..f266875c 100644
--- a/config/suricata/suricata_rules_flowbits.php
+++ b/config/suricata/suricata_rules_flowbits.php
@@ -65,7 +65,7 @@ if (is_null($id)) {
 
 // Set who called us so we can return to the correct page with
 // the RETURN ('cancel') button.
-if ($_POST['referrer'])
+if ($_POST['referrer'] && substr($_POST['referrer'], 0, 1) == '/')
 	$referrer = $_POST['referrer'];
 else
 	$referrer = $_SERVER['HTTP_REFERER'];
diff --git a/config/suricata/suricata_select_alias.php b/config/suricata/suricata_select_alias.php
index 527412d1..c11802c2 100644
--- a/config/suricata/suricata_select_alias.php
+++ b/config/suricata/suricata_select_alias.php
@@ -47,29 +47,31 @@ else
 
 // Retrieve any passed QUERY STRING or POST variables
 if (isset($_POST['type']))
-	$type = $_POST['type'];
+	$type = htmlspecialchars($_POST['type']);
 elseif (isset($_GET['type']))
 	$type = htmlspecialchars($_GET['type']);
 
 if (isset($_POST['varname']))
-	$varname = $_POST['varname'];
+	$varname = htmlspecialchars($_POST['varname']);
 elseif (isset($_GET['varname']))
 	$varname = htmlspecialchars($_GET['varname']);
 
 if (isset($_POST['multi_ip']))
-	$multi_ip = $_POST['multi_ip'];
+	$multi_ip = htmlspecialchars($_POST['multi_ip']);
 elseif (isset($_GET['multi_ip']))
 	$multi_ip = htmlspecialchars($_GET['multi_ip']);
 
-if (isset($_POST['returl']))
+if (isset($_POST['returl']) && substr($_POST['returl'], 0, 1) == '/')
 	$referrer = urldecode($_POST['returl']);
-elseif (isset($_GET['returl']))
+elseif (isset($_GET['returl']) && substr($_GET['returl'], 0, 1) == '/')
 	$referrer = urldecode($_GET['returl']);
+else
+	$referrer = $_SERVER['HTTP_REFERER'];
 
 // Make sure we have a valid VARIABLE name
 // and ALIAS TYPE, or else bail out.
 if (is_null($type) || is_null($varname)) {
-	header("Location: http://{$referrer}?{$querystr}");
+	header("Location: {$referrer}?{$querystr}");
 	exit;
 }
 
@@ -132,8 +134,8 @@ include("head.inc");
 <input type="hidden" name="varname" value="<?=$varname;?>"/>
 <input type="hidden" name="type" value="<?=$type;?>"/>
 <input type="hidden" name="multi_ip" value="<?=$multi_ip;?>"/>
-<input type="hidden" name="returl" value="<?=$referrer;?>"/>
-<input type="hidden" name="org_querystr" value="<?=$querystr;?>"/>
+<input type="hidden" name="returl" value="<?=htmlspecialchars($referrer);?>"/>
+<input type="hidden" name="org_querystr" value="<?=htmlspecialchars($querystr);?>"/>
 <?php if ($input_errors) print_input_errors($input_errors); ?>
 <div id="boxarea">
 <table width="100%" border="0" cellpadding="0" cellspacing="0">
-- 
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