From 037af6890fe6fdb84a08d3c86083e847c90ec0ad Mon Sep 17 00:00:00 2001 From: Aleksander Machniak <alec@alec.pl> Date: Tue, 22 Oct 2013 08:17:26 -0400 Subject: [PATCH] Fix vulnerability in handling _session argument of utils/save-prefs (#1489382) --- program/include/rcmail.php | 161 ++++++++++++++++++++++++++++++++--------------------- 1 files changed, 96 insertions(+), 65 deletions(-) diff --git a/program/include/rcmail.php b/program/include/rcmail.php index 04b87e4..01f7d1c 100644 --- a/program/include/rcmail.php +++ b/program/include/rcmail.php @@ -56,8 +56,6 @@ private $action_map = array(); - const JS_OBJECT_NAME = 'rcmail'; - const ERROR_STORAGE = -2; const ERROR_INVALID_REQUEST = 1; const ERROR_INVALID_HOST = 2; @@ -100,7 +98,10 @@ // reset some session parameters when changing task if ($this->task != 'utils') { - if ($this->session && $_SESSION['task'] != $this->task) + // we reset list page when switching to another task + // but only to the main task interface - empty action (#1489076) + // this will prevent from unintentional page reset on cross-task requests + if ($this->session && $_SESSION['task'] != $this->task && empty($this->action)) $this->session->remove('page'); // set current task to session $_SESSION['task'] = $this->task; @@ -207,18 +208,31 @@ } } + // when user requested default writeable addressbook + // we need to check if default is writeable, if not we + // will return first writeable book (if any exist) + if ($contacts && $default && $contacts->readonly && $writeable) { + $contacts = null; + } + // Get first addressbook from the list if configured default doesn't exist // This can happen when user deleted the addressbook (e.g. Kolab folder) if (!$contacts && (!$id || $default)) { - $source = reset($this->get_address_sources($writeable)); + $source = reset($this->get_address_sources($writeable, !$default)); if (!empty($source)) { $contacts = $this->get_address_book($source['id']); - if ($contacts) + if ($contacts) { $id = $source['id']; + } } } if (!$contacts) { + // there's no default, just return + if ($default) { + return null; + } + self::raise_error(array( 'code' => 700, 'type' => 'php', 'file' => __FILE__, 'line' => __LINE__, @@ -226,18 +240,36 @@ true, true); } + // add to the 'books' array for shutdown function + $this->address_books[$id] = $contacts; + if ($writeable && $contacts->readonly) { return null; } // set configured sort order - if ($sort_col = $this->config->get('addressbook_sort_col')) + if ($sort_col = $this->config->get('addressbook_sort_col')) { $contacts->set_sort_order($sort_col); - - // add to the 'books' array for shutdown function - $this->address_books[$id] = $contacts; + } return $contacts; + } + + + /** + * Return identifier of the address book object + * + * @param rcube_addressbook Addressbook source object + * + * @return string Source identifier + */ + public function get_address_book_id($object) + { + foreach ($this->address_books as $index => $book) { + if ($book === $object) { + return $index; + } + } } @@ -245,10 +277,11 @@ * Return address books list * * @param boolean True if the address book needs to be writeable + * @param boolean True if the address book needs to be not hidden * * @return array Address books array */ - public function get_address_sources($writeable = false) + public function get_address_sources($writeable = false, $skip_hidden = false) { $abook_type = strtolower($this->config->get('address_book_type')); $ldap_config = $this->config->get('ldap_public'); @@ -279,7 +312,7 @@ $list[$id] = array( 'id' => $id, 'name' => html::quote($prop['name']), - 'groups' => is_array($prop['groups']), + 'groups' => !empty($prop['groups']) || !empty($prop['group_filters']), 'readonly' => !$prop['writable'], 'hidden' => $prop['hidden'], 'autocomplete' => in_array($id, $autocomplete) @@ -292,11 +325,17 @@ foreach ($list as $idx => $item) { // register source for shutdown function - if (!is_object($this->address_books[$item['id']])) + if (!is_object($this->address_books[$item['id']])) { $this->address_books[$item['id']] = $item; + } // remove from list if not writeable as requested - if ($writeable && $item['readonly']) + if ($writeable && $item['readonly']) { unset($list[$idx]); + } + // remove from list if hidden as requested + else if ($skip_hidden && $item['hidden']) { + unset($list[$idx]); + } } return $list; @@ -305,20 +344,20 @@ /** * Init output object for GUI and add common scripts. - * This will instantiate a rcube_output_html object and set + * This will instantiate a rcmail_output_html object and set * environment vars according to the current session and configuration * * @param boolean True if this request is loaded in a (i)frame - * @return rcube_output_html Reference to HTML output object + * @return rcube_output Reference to HTML output object */ public function load_gui($framed = false) { // init output page - if (!($this->output instanceof rcube_output_html)) - $this->output = new rcube_output_html($this->task, $framed); + if (!($this->output instanceof rcmail_output_html)) + $this->output = new rcmail_output_html($this->task, $framed); - // set keep-alive interval - $this->output->set_env('keep_alive', $this->config->get('keep_alive', 0)); + // set refresh interval + $this->output->set_env('refresh_interval', $this->config->get('refresh_interval', 0)); $this->output->set_env('session_lifetime', $this->config->get('session_lifetime', 0) * 60); if ($framed) { @@ -329,7 +368,7 @@ $this->output->set_env('task', $this->task); $this->output->set_env('action', $this->action); $this->output->set_env('comm_path', $this->comm_path); - $this->output->set_charset(RCMAIL_CHARSET); + $this->output->set_charset(RCUBE_CHARSET); // add some basic labels to client $this->output->add_label('loading', 'servererror', 'requesttimedout', 'refreshing'); @@ -341,12 +380,12 @@ /** * Create an output object for JSON responses * - * @return rcube_output_json Reference to JSON output object + * @return rcube_output Reference to JSON output object */ public function json_init() { - if (!($this->output instanceof rcube_output_json)) - $this->output = new rcube_output_json($this->task); + if (!($this->output instanceof rcmail_output_json)) + $this->output = new rcmail_output_json($this->task); return $this->output; } @@ -920,15 +959,30 @@ * @param object $message Reference to Mail_MIME object * @param string $from Sender address string * @param array $mailto Array of recipient address strings - * @param array $smtp_error SMTP error array (reference) + * @param array $error SMTP error array (reference) * @param string $body_file Location of file with saved message body (reference), * used when delay_file_io is enabled - * @param array $smtp_opts SMTP options (e.g. DSN request) + * @param array $options SMTP options (e.g. DSN request) * * @return boolean Send status. */ - public function deliver_message(&$message, $from, $mailto, &$smtp_error, &$body_file = null, $smtp_opts = null) + public function deliver_message(&$message, $from, $mailto, &$error, &$body_file = null, $options = null) { + $plugin = $this->plugins->exec_hook('message_before_send', array( + 'message' => $message, + 'from' => $from, + 'mailto' => $mailto, + 'options' => $options, + )); + + if ($plugin['abort']) { + return isset($plugin['result']) ? $plugin['result'] : false; + } + + $from = $plugin['from']; + $mailto = $plugin['mailto']; + $options = $plugin['options']; + $message = $plugin['message']; $headers = $message->headers(); // send thru SMTP server using custom SMTP library @@ -971,15 +1025,15 @@ $this->smtp_init(true); } - $sent = $this->smtp->send_mail($from, $a_recipients, $smtp_headers, $msg_body, $smtp_opts); - $smtp_response = $this->smtp->get_response(); - $smtp_error = $this->smtp->get_error(); + $sent = $this->smtp->send_mail($from, $a_recipients, $smtp_headers, $msg_body, $options); + $response = $this->smtp->get_response(); + $error = $this->smtp->get_error(); // log error if (!$sent) { self::raise_error(array('code' => 800, 'type' => 'smtp', 'line' => __LINE__, 'file' => __FILE__, - 'message' => "SMTP error: ".join("\n", $smtp_response)), TRUE, FALSE); + 'message' => "SMTP error: ".join("\n", $response)), TRUE, FALSE); } } // send mail using PHP's mail() function @@ -1021,7 +1075,7 @@ $subject = str_replace("\r\n", $delim, $subject); } - if (ini_get('safe_mode')) + if (filter_var(ini_get('safe_mode'), FILTER_VALIDATE_BOOLEAN)) $sent = mail($to, $subject, $msg_body, $header_str); else $sent = mail($to, $subject, $msg_body, $header_str, "-f$from"); @@ -1047,7 +1101,7 @@ $this->user->get_username(), $_SERVER['REMOTE_ADDR'], $mailto, - !empty($smtp_response) ? join('; ', $smtp_response) : '')); + !empty($response) ? join('; ', $response) : '')); } } @@ -1381,6 +1435,7 @@ $js_mailboxlist = array(); $out = html::tag('ul', $attrib, $rcmail->render_folder_tree_html($a_mailboxes, $mbox_name, $js_mailboxlist, $attrib), html::$common_attrib); + $rcmail->output->include_script('treelist.js'); $rcmail->output->add_gui_object('mailboxlist', $attrib['id']); $rcmail->output->set_env('mailboxes', $js_mailboxlist); $rcmail->output->set_env('unreadwrap', $attrib['unreadwrap']); @@ -1550,7 +1605,7 @@ $html_name = $this->Q($foldername) . ($unread ? html::span('unreadcount', sprintf($attrib['unreadwrap'], $unread)) : ''); $link_attrib = $folder['virtual'] ? array() : array( 'href' => $this->url(array('_mbox' => $folder['id'])), - 'onclick' => sprintf("return %s.command('list','%s',this)", rcmail::JS_OBJECT_NAME, $js_name), + 'onclick' => sprintf("return %s.command('list','%s',this)", rcmail_output::JS_OBJECT_NAME, $js_name), 'rel' => $folder['id'], 'title' => $title, ); @@ -1559,14 +1614,13 @@ 'id' => "rcmli".$folder_id, 'class' => join(' ', $classes), 'noclose' => true), - html::a($link_attrib, $html_name) . - (!empty($folder['folders']) ? html::div(array( - 'class' => ($is_collapsed ? 'collapsed' : 'expanded'), - 'style' => "position:absolute", - 'onclick' => sprintf("%s.command('collapse-folder', '%s')", rcmail::JS_OBJECT_NAME, $js_name) - ), ' ') : '')); + html::a($link_attrib, $html_name)); - $jslist[$folder_id] = array( + if (!empty($folder['folders'])) { + $out .= html::div('treetoggle ' . ($is_collapsed ? 'collapsed' : 'expanded'), ' '); + } + + $jslist[$folder['id']] = array( 'id' => $folder['id'], 'name' => $foldername, 'virtual' => $folder['virtual'] @@ -1901,7 +1955,8 @@ public function upload_init() { // Enable upload progress bar - if (($seconds = $this->config->get('upload_progress')) && ini_get('apc.rfc1867')) { + $rfc1867 = filter_var(ini_get('apc.rfc1867'), FILTER_VALIDATE_BOOLEAN); + if ($rfc1867 && ($seconds = $this->config->get('upload_progress'))) { if ($field_name = ini_get('apc.rfc1867_name')) { $this->output->set_env('upload_progress_name', $field_name); $this->output->set_env('upload_progress_time', (int) $seconds); @@ -2009,30 +2064,6 @@ } return $str; - } - - - /** - * Quote a given string. - * Shortcut function for rcube_utils::rep_specialchars_output() - * - * @return string HTML-quoted string - */ - public static function Q($str, $mode = 'strict', $newlines = true) - { - return rcube_utils::rep_specialchars_output($str, 'html', $mode, $newlines); - } - - - /** - * Quote a given string for javascript output. - * Shortcut function for rcube_utils::rep_specialchars_output() - * - * @return string JS-quoted string - */ - public static function JQ($str) - { - return rcube_utils::rep_specialchars_output($str, 'js'); } -- Gitblit v1.9.1