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Merge branch 'prep-release-3.0.12' into develop-olympus

* prep-release-3.0.12:
  [prep-release-3.0.12] Update changelog for 3.0.12 release.
  [ticket/11873] Add unit test for large password input.
  [ticket/11873] Do not hash very large passwords in order to safe resources.
This commit is contained in:
Andreas Fischer 2013-09-28 15:02:44 +02:00
commit 02f9d179e5
3 changed files with 16 additions and 0 deletions

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@ -218,6 +218,7 @@
<li>[<a href="http://tracker.phpbb.com/browse/PHPBB3-11368">PHPBB3-11368</a>] - Latest pm reports row count</li>
<li>[<a href="http://tracker.phpbb.com/browse/PHPBB3-11583">PHPBB3-11583</a>] - InnoDB supports FULLTEXT index since MySQL 5.6.4.</li>
<li>[<a href="http://tracker.phpbb.com/browse/PHPBB3-11740">PHPBB3-11740</a>] - Update link in FAQ to Ideas Centre</li>
<li>[<a href="http://tracker.phpbb.com/browse/PHPBB3-11873">PHPBB3-11873</a>] - Prevent expensive hash computation in phpbb_check_hash() by rejecting very long passwords</li>
</ul>
<h4>Sub-task</h4>
<ul>

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@ -502,6 +502,13 @@ function phpbb_hash($password)
*/
function phpbb_check_hash($password, $hash)
{
if (strlen($password) > 4096)
{
// If the password is too huge, we will simply reject it
// and not let the server try to hash it.
return false;
}
$itoa64 = './0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz';
if (strlen($hash) == 34)
{

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@ -17,5 +17,13 @@ class phpbb_security_hash_test extends phpbb_test_case
$this->assertTrue(phpbb_check_hash('test', '$P$9isfrtKXWqrz8PvztXlL3.daw4U0zI1'));
$this->assertFalse(phpbb_check_hash('foo', '$H$9isfrtKXWqrz8PvztXlL3.daw4U0zI1'));
}
public function test_check_hash_with_large_input()
{
// 16 MB password, should be rejected quite fast
$start_time = time();
$this->assertFalse(phpbb_check_hash(str_repeat('a', 1024 * 1024 * 16), '$H$9isfrtKXWqrz8PvztXlL3.daw4U0zI1'));
$this->assertLessThanOrEqual(5, time() - $start_time);
}
}