security #18733 limited the maximum length of a submitted username (fabpot)
This PR was merged into the 2.3 branch.
Discussion
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limited the maximum length of a submitted username
| Q | A
| ------------- | ---
| Branch? | 2.3
| Bug fix? | yes
| New feature? | no
| BC breaks? | no
| Deprecations? | no
| Tests pass? | yes
| Fixed tickets | n/a
| License | MIT
| Doc PR | n/a
Commits
-------
f8dc28a
limited the maximum length of a submitted username
This commit is contained in:
commit
ff93b17930
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@ -23,6 +23,7 @@ interface SecurityContextInterface
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const ACCESS_DENIED_ERROR = '_security.403_error';
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const AUTHENTICATION_ERROR = '_security.last_error';
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const LAST_USERNAME = '_security.last_username';
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const MAX_USERNAME_LENGTH = 4096;
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/**
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* Returns the current security token.
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@ -20,6 +20,7 @@ use Symfony\Component\Security\Http\Session\SessionAuthenticationStrategyInterfa
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use Symfony\Component\Security\Http\HttpUtils;
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use Symfony\Component\Security\Core\Authentication\AuthenticationManagerInterface;
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use Symfony\Component\Security\Core\Authentication\Token\UsernamePasswordToken;
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use Symfony\Component\Security\Core\Exception\BadCredentialsException;
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use Symfony\Component\Security\Core\Exception\InvalidCsrfTokenException;
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use Symfony\Component\Security\Core\SecurityContextInterface;
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use Symfony\Component\EventDispatcher\EventDispatcherInterface;
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@ -83,6 +84,10 @@ class UsernamePasswordFormAuthenticationListener extends AbstractAuthenticationL
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$password = $request->get($this->options['password_parameter'], null, true);
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}
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if (strlen($username) > SecurityContextInterface::MAX_USERNAME_LENGTH) {
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throw new BadCredentialsException('Invalid username.');
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}
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$request->getSession()->set(SecurityContextInterface::LAST_USERNAME, $username);
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return $this->authenticationManager->authenticate(new UsernamePasswordToken($username, $password, $this->providerKey));
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@ -0,0 +1,78 @@
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\Security\Tests\Http\Firewall;
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use Symfony\Component\HttpFoundation\Request;
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use Symfony\Component\HttpFoundation\Response;
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use Symfony\Component\Security\Http\Firewall\UsernamePasswordFormAuthenticationListener;
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use Symfony\Component\Security\Core\SecurityContextInterface;
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class UsernamePasswordFormAuthenticationListenerTest extends \PHPUnit_Framework_TestCase
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{
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/**
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* @dataProvider getUsernameForLength
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*/
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public function testHandleWhenUsernameLength($username, $ok)
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{
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$request = Request::create('/login_check', 'POST', array('_username' => $username));
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$request->setSession($this->getMock('Symfony\Component\HttpFoundation\Session\SessionInterface'));
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$httpUtils = $this->getMock('Symfony\Component\Security\Http\HttpUtils');
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$httpUtils
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->expects($this->any())
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->method('checkRequestPath')
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->will($this->returnValue(true))
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;
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$failureHandler = $this->getMock('Symfony\Component\Security\Http\Authentication\AuthenticationFailureHandlerInterface');
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$failureHandler
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->expects($ok ? $this->never() : $this->once())
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->method('onAuthenticationFailure')
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->will($this->returnValue(new Response()))
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;
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$authenticationManager = $this->getMockBuilder('Symfony\Component\Security\Core\Authentication\AuthenticationProviderManager')->disableOriginalConstructor()->getMock();
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$authenticationManager
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->expects($ok ? $this->once() : $this->never())
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->method('authenticate')
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->will($this->returnValue(new Response()))
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;
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$listener = new UsernamePasswordFormAuthenticationListener(
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$this->getMock('Symfony\Component\Security\Core\SecurityContextInterface'),
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$authenticationManager,
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$this->getMock('Symfony\Component\Security\Http\Session\SessionAuthenticationStrategyInterface'),
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$httpUtils,
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'TheProviderKey',
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$this->getMock('Symfony\Component\Security\Http\Authentication\AuthenticationSuccessHandlerInterface'),
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$failureHandler,
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array('require_previous_session' => false)
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);
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$event = $this->getMock('Symfony\Component\HttpKernel\Event\GetResponseEvent', array(), array(), '', false);
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$event
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->expects($this->any())
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->method('getRequest')
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->will($this->returnValue($request))
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;
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$listener->handle($event);
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}
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public function getUsernameForLength()
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{
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return array(
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array(str_repeat('x', SecurityContextInterface::MAX_USERNAME_LENGTH + 1), false),
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array(str_repeat('x', SecurityContextInterface::MAX_USERNAME_LENGTH - 1), true),
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);
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}
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}
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