Remove invalid characters from app id to prevent loading of invalid resources

This commit is contained in:
Bart Visscher 2013-02-09 15:03:47 +01:00
parent 12bdc6ddb6
commit 9dddcae9ca
8 changed files with 16 additions and 4 deletions

View File

@ -22,6 +22,7 @@
*/
$app = $_POST["app"];
$app = OC_App::cleanAppId($app);
$l = OC_L10N::get( $app );

View File

@ -38,6 +38,15 @@ class OC_App{
static private $checkedApps = array();
static private $altLogin = array();
/**
* @brief clean the appid
* @param $app Appid that needs to be cleaned
* @return string
*/
public static function cleanAppId($app) {
return str_replace(array('\0', '/', '\\', '..'), '', $app);
}
/**
* @brief loads all apps
* @param array $types

View File

@ -468,7 +468,7 @@ class OC {
register_shutdown_function(array('OC_Helper', 'cleanTmp'));
//parse the given parameters
self::$REQUESTEDAPP = (isset($_GET['app']) && trim($_GET['app']) != '' && !is_null($_GET['app']) ? str_replace(array('\0', '/', '\\', '..'), '', strip_tags($_GET['app'])) : OC_Config::getValue('defaultapp', 'files'));
self::$REQUESTEDAPP = (isset($_GET['app']) && trim($_GET['app']) != '' && !is_null($_GET['app']) ? OC_App::cleanAppId(strip_tags($_GET['app'])) : OC_Config::getValue('defaultapp', 'files'));
if (substr_count(self::$REQUESTEDAPP, '?') != 0) {
$app = substr(self::$REQUESTEDAPP, 0, strpos(self::$REQUESTEDAPP, '?'));
$param = substr($_GET['app'], strpos($_GET['app'], '?') + 1);

View File

@ -97,7 +97,7 @@ class OC_L10N{
if ($this->app === true) {
return;
}
$app = $this->app;
$app = OC_App::cleanAppId($this->app);
$lang = $this->lang;
$this->app = true;
// Find the right language

View File

@ -2,6 +2,6 @@
OC_JSON::checkAdminUser();
OCP\JSON::callCheck();
OC_App::disable($_POST['appid']);
OC_App::disable(OC_App::cleanAppId($_POST['appid']));
OC_JSON::success();

View File

@ -3,7 +3,7 @@
OC_JSON::checkAdminUser();
OCP\JSON::callCheck();
$appid = OC_App::enable($_POST['appid']);
$appid = OC_App::enable(OC_App::cleanAppId($_POST['appid']));
if($appid !== false) {
OC_JSON::success(array('data' => array('appid' => $appid)));
} else {

View File

@ -4,6 +4,7 @@ OC_Util::checkAdminUser();
OCP\JSON::callCheck();
$app = $_GET['app'];
$app = OC_App::cleanAppId($app);
//load the one app and see what it adds to the navigation
OC_App::loadApp($app);

View File

@ -4,6 +4,7 @@ OC_JSON::checkAdminUser();
OCP\JSON::callCheck();
$appid = $_POST['appid'];
$appid = OC_App::cleanAppId($appid);
$result = OC_Installer::updateApp($appid);
if($result !== false) {