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Fixed issue with blank password with Ldap #18736

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Fixed issue with blank password with Ldap #18736

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4 changes: 4 additions & 0 deletions ...ymfony/Component/Security/Core/Authentication/Provider/LdapBindAuthenticationProvider.php
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Original file line number Diff line number Diff line change
Expand Up @@ -73,6 +73,10 @@ protected function checkAuthentication(UserInterface $user, UsernamePasswordToke
$username = $token->getUsername();
$password = $token->getCredentials();

if ('' === $password) {
throw new BadCredentialsException('The presented password must not be empty.');
}

try {
$username = $this->ldap->escape($username, '', LDAP_ESCAPE_DN);
$dn = str_replace('{username}', $username, $this->dnString);
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19 changes: 18 additions & 1 deletion ...ponent/Security/Core/Tests/Authentication/Provider/LdapBindAuthenticationProviderTest.php
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,23 @@
*/
class LdapBindAuthenticationProviderTest extends \PHPUnit_Framework_TestCase
{
/**
* @expectedException \Symfony\Component\Security\Core\Exception\BadCredentialsException
* @expectedExceptionMessage The presented password must not be empty.
*/
public function testEmptyPasswordShouldThrowAnException()
{
$userProvider = $this->getMock('Symfony\Component\Security\Core\User\UserProviderInterface');
$ldap = $this->getMock('Symfony\Component\Ldap\LdapClientInterface');
$userChecker = $this->getMock('Symfony\Component\Security\Core\User\UserCheckerInterface');

$provider = new LdapBindAuthenticationProvider($userProvider, $userChecker, 'key', $ldap);
$reflection = new \ReflectionMethod($provider, 'checkAuthentication');
$reflection->setAccessible(true);

$reflection->invoke($provider, new User('foo', null), new UsernamePasswordToken('foo', '', 'key'));
}

/**
* @expectedException \Symfony\Component\Security\Core\Exception\BadCredentialsException
* @expectedExceptionMessage The presented password is invalid.
Expand All @@ -40,7 +57,7 @@ public function testBindFailureShouldThrowAnException()
$reflection = new \ReflectionMethod($provider, 'checkAuthentication');
$reflection->setAccessible(true);

$reflection->invoke($provider, new User('foo', null), new UsernamePasswordToken('foo', '', 'key'));
$reflection->invoke($provider, new User('foo', null), new UsernamePasswordToken('foo', 'bar', 'key'));
}

public function testRetrieveUser()
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