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[Security] Don't return all servers on the system when not a root admin and admin level servers are requested

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Cleaned up the API endpoint by simplifying the logic and adds test case to cover this bug.

If you ever need to list _all_ of the servers on the system you should be using the application API endpoint for the servers most likely.
This commit is contained in:
Dane Everitt 2020-07-26 10:43:46 -07:00
parent 24db6d9128
commit f0ac0725b6
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GPG key ID: EEA66103B3D71F53
6 changed files with 84 additions and 88 deletions
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35
app/Http/Controllers/Api/Client/ClientController.php
View file

@ -2,7 +2,6 @@
namespace Pterodactyl\Http\Controllers\Api\Client;
use Pterodactyl\Models\User;
use Pterodactyl\Models\Server;
use Pterodactyl\Models\Permission;
use Spatie\QueryBuilder\QueryBuilder;
@ -39,31 +38,27 @@ class ClientController extends ClientApiController
public function index(GetServersRequest $request): array
{
$user = $request->user();
$level = $request->getFilterLevel();
$transformer = $this->getTransformer(ServerTransformer::class);
// Start the query builder and ensure we eager load any requested relationships from the request.
$builder = Server::query()->with($this->getIncludesForTransformer($transformer, ['node']));
$builder = QueryBuilder::for(
Server::query()->with($this->getIncludesForTransformer($transformer, ['node']))
)->allowedFilters('uuid', 'name', 'external_id');
if ($level === User::FILTER_LEVEL_OWNER) {
$builder = $builder->where('owner_id', $request->user()->id);
}
// If set to all, display all servers they can access, including those they access as an
// admin. If set to subuser, only return the servers they can access because they are owner,
// or marked as a subuser of the server.
elseif (($level === User::FILTER_LEVEL_ALL && ! $user->root_admin) || $level === User::FILTER_LEVEL_SUBUSER) {
// Either return all of the servers the user has access to because they are an admin `?type=admin` or
// just return all of the servers the user has access to because they are the owner or a subuser of the
// server.
if ($request->input('type') === 'admin') {
$builder = $user->root_admin
? $builder->whereNotIn('id', $user->accessibleServers()->pluck('id')->all())
// If they aren't an admin but want all the admin servers don't fail the request, just
// make it a query that will never return any results back.
: $builder->whereRaw('1 = 2');
} elseif ($request->input('type') === 'owner') {
$builder = $builder->where('owner_id', $user->id);
} else {
$builder = $builder->whereIn('id', $user->accessibleServers()->pluck('id')->all());
}
// If set to admin, only display the servers a user can access because they are an administrator.
// This means only servers the user would not have access to if they were not an admin (because they
// are not an owner or subuser) are returned.
elseif ($level === User::FILTER_LEVEL_ADMIN && $user->root_admin) {
$builder = $builder->whereNotIn('id', $user->accessibleServers()->pluck('id')->all());
}
$builder = QueryBuilder::for($builder)->allowedFilters(
'uuid', 'name', 'external_id'
);
$servers = $builder->paginate(min($request->query('per_page', 50), 100))->appends($request->query());

26
app/Http/Requests/Api/Client/GetServersRequest.php
View file

@ -2,8 +2,6 @@
namespace Pterodactyl\Http\Requests\Api\Client;
use Pterodactyl\Models\User;
class GetServersRequest extends ClientApiRequest
{
/**
@ -13,28 +11,4 @@ class GetServersRequest extends ClientApiRequest
{
return true;
}
/**
* Return the filtering method for servers when the client base endpoint is requested.
*
* @return int
*/
public function getFilterLevel(): int
{
switch ($this->input('type')) {
case 'all':
return User::FILTER_LEVEL_ALL;
break;
case 'admin':
return User::FILTER_LEVEL_ADMIN;
break;
case 'owner':
return User::FILTER_LEVEL_OWNER;
break;
case 'subuser-of':
default:
return User::FILTER_LEVEL_SUBUSER;
break;
}
}
}