Merge pull request #9838 from cakephp/issue-9779

Fix CookieComponent erroring on corrupted data.
This commit is contained in:
Mark Story 2016-12-05 16:44:24 -05:00 committed by GitHub
commit 9e6e08704e
2 changed files with 56 additions and 3 deletions

View file

@ -283,8 +283,11 @@ class CookieComponent extends Component {
return null;
}
if (!empty($names[1]) && is_array($this->_values[$this->name][$key])) {
return Hash::get($this->_values[$this->name][$key], $names[1]);
if (!empty($names[1])) {
if (is_array($this->_values[$this->name][$key])) {
return Hash::get($this->_values[$this->name][$key], $names[1]);
}
return null;
}
return $this->_values[$this->name][$key];
}
@ -336,7 +339,7 @@ class CookieComponent extends Component {
return;
}
$names = explode('.', $key, 2);
if (isset($this->_values[$this->name][$names[0]])) {
if (isset($this->_values[$this->name][$names[0]]) && is_array($this->_values[$this->name][$names[0]])) {
$this->_values[$this->name][$names[0]] = Hash::remove($this->_values[$this->name][$names[0]], $names[1]);
}
$this->_delete('[' . implode('][', $names) . ']');

View file

@ -153,6 +153,24 @@ class CookieComponentTest extends CakeTestCase {
$this->assertEquals($expected, $data);
}
/**
* test read operations on corrupted cookie data.
*
* @return void
*/
public function testReadCorruptedCookieData() {
$this->Cookie->type('aes');
$this->Cookie->key = sha1('some bad key');
$data = $this->_implode(array('name' => 'jill', 'age' => 24));
// Corrupt the cookie data by slicing some bytes off.
$_COOKIE['CakeTestCookie'] = array(
'BadData' => substr(Security::encrypt($data, $this->Cookie->key), 0, -5)
);
$this->assertFalse($this->Cookie->check('BadData.name'), 'Key does not exist');
$this->assertNull($this->Cookie->read('BadData.name'), 'Key does not exist');
}
/**
* testReadPlainCookieData
*
@ -169,6 +187,19 @@ class CookieComponentTest extends CakeTestCase {
$this->assertEquals($expected, $data);
}
/**
* test read array keys from string data.
*
* @return void
*/
public function testReadNestedDataFromStrings() {
$_COOKIE['CakeTestCookie'] = array(
'User' => 'bad data'
);
$this->assertFalse($this->Cookie->check('User.name'), 'No key');
$this->assertNull($this->Cookie->read('User.name'), 'No key');
}
/**
* test read() after switching the cookie name.
*
@ -451,6 +482,25 @@ class CookieComponentTest extends CakeTestCase {
$this->assertNull($data);
}
/**
* test delete() on corrupted/truncated cookie data.
*
* @return void
*/
public function testDeleteCorruptedCookieData() {
$this->Cookie->type('aes');
$this->Cookie->key = sha1('some bad key');
$data = $this->_implode(array('name' => 'jill', 'age' => 24));
// Corrupt the cookie data by slicing some bytes off.
$_COOKIE['CakeTestCookie'] = array(
'BadData' => substr(Security::encrypt($data, $this->Cookie->key), 0, -5)
);
$this->assertNull($this->Cookie->delete('BadData.name'));
$this->assertNull($this->Cookie->read('BadData.name'));
}
/**
* testReadingCookieArray
*