diff options
| author | Aleksander Machniak <alec@alec.pl> | 2013-10-17 10:17:32 +0200 |
|---|---|---|
| committer | Aleksander Machniak <alec@alec.pl> | 2013-10-17 10:17:32 +0200 |
| commit | 70c7df8faa5a9023a2773dc5a38932f1ad3a84aa (patch) | |
| tree | 323006952431b5f7532a8da3e24bb3d58dc43259 /program/steps/utils | |
| parent | 26830dcc87603d10c909e6378687d3fa9a8e323e (diff) | |
Fix vulnerability in handling _session argument of utils/save-prefs (#1489382)
Diffstat (limited to 'program/steps/utils')
| -rw-r--r-- | program/steps/utils/save_pref.inc | 22 |
1 files changed, 15 insertions, 7 deletions
diff --git a/program/steps/utils/save_pref.inc b/program/steps/utils/save_pref.inc index 7def8733d..7c30be71b 100644 --- a/program/steps/utils/save_pref.inc +++ b/program/steps/utils/save_pref.inc @@ -5,7 +5,7 @@ | program/steps/utils/save_pref.inc | | | | This file is part of the Roundcube Webmail client | - | Copyright (C) 2005-2010, The Roundcube Dev Team | + | Copyright (C) 2005-2013, The Roundcube Dev Team | | | | Licensed under the GNU General Public License version 3 or | | any later version with exceptions for skins & plugins. | @@ -19,16 +19,26 @@ +-----------------------------------------------------------------------+ */ -$name = get_input_value('_name', RCUBE_INPUT_POST); -$value = get_input_value('_value', RCUBE_INPUT_POST); +$name = get_input_value('_name', RCUBE_INPUT_POST); +$value = get_input_value('_value', RCUBE_INPUT_POST); +$sessname = get_input_value('_session', RCUBE_INPUT_POST); + +// Whitelisted preferences and session variables, others +// can be added by plugins $whitelist = array( 'preview_pane', 'list_cols', 'collapsed_folders', 'collapsed_abooks', ); +$whitelist_sess = array( + 'list_attrib/columns', +); + +$whitelist = array_merge($whitelist, $RCMAIL->plugins->allowed_prefs); +$whitelist_sess = array_merge($whitelist_sess, $RCMAIL->plugins->allowed_session_prefs); -if (!in_array($name, array_merge($whitelist, $RCMAIL->plugins->allowed_prefs))) { +if (!in_array($name, $whitelist) || ($sessname && !in_array($sessname, $whitelist_sess))) { raise_error(array('code' => 500, 'type' => 'php', 'file' => __FILE__, 'line' => __LINE__, 'message' => sprintf("Hack attempt detected (user: %s)", $RCMAIL->get_user_name())), @@ -42,7 +52,7 @@ if (!in_array($name, array_merge($whitelist, $RCMAIL->plugins->allowed_prefs))) $RCMAIL->user->save_prefs(array($name => $value)); // update also session if requested -if ($sessname = get_input_value('_session', RCUBE_INPUT_POST)) { +if ($sessname) { // Support multidimensional arrays... $vars = explode('/', $sessname); @@ -57,5 +67,3 @@ if ($sessname = get_input_value('_session', RCUBE_INPUT_POST)) { $OUTPUT->reset(); $OUTPUT->send(); - - |