From 5499336feff22f682448dd99cc00a9b36701fcd1 Mon Sep 17 00:00:00 2001
From: thomascube <thomas@roundcube.net>
Date: Tue, 21 Jul 2009 12:02:33 -0400
Subject: [PATCH] Use global request tokens and automatically protect all POST requests
---
program/include/rcmail.php | 22 +++++++++-------------
1 files changed, 9 insertions(+), 13 deletions(-)
diff --git a/program/include/rcmail.php b/program/include/rcmail.php
index a508e17..39edee4 100644
--- a/program/include/rcmail.php
+++ b/program/include/rcmail.php
@@ -872,33 +872,29 @@
/**
* Generate a unique token to be used in a form request
*
- * @param string Request identifier
* @return string The request token
*/
- public function get_request_token($key)
+ public function get_request_token()
{
- if (!$this->request_tokens[$key])
- $_SESSION['request_tokens'][$key] = $this->request_tokens[$key] = md5(uniqid($key . rand(), true));
+ $key = $this->task;
- return $this->request_tokens[$key];
+ if (!$_SESSION['request_tokens'][$key])
+ $_SESSION['request_tokens'][$key] = md5(uniqid($key . rand(), true));
+
+ return $_SESSION['request_tokens'][$key];
}
/**
* Check if the current request contains a valid token
*
- * @param string Request identifier
+ * @param int Request method
* @return boolean True if request token is valid false if not
*/
- public function check_request($key, $mode = RCUBE_INPUT_POST)
+ public function check_request($mode = RCUBE_INPUT_POST)
{
$token = get_input_value('_token', $mode);
- $valid = !(empty($token) || $_SESSION['request_tokens'][$key] != $token);
-
- if ($valid)
- unset($_SESSION['request_tokens'][$key]);
-
- return $valid;
+ return !empty($token) && $_SESSION['request_tokens'][$this->task] == $token;
}
--
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