Fix security: Check _SERVER["QUERY_STRING"] is escaped.

This commit is contained in:
Laurent Destailleur 2017-06-18 21:27:49 +02:00
parent 86a6a83647
commit 819656bd89
3 changed files with 20 additions and 3 deletions

View File

@ -599,7 +599,7 @@ if ($id)
$fieldlist=explode(',',$tabfield[$id]);
print '<form action="'.dol_escape_htmltag($_SERVER['PHP_SELF']).'?id='.$id.'" method="POST">';
print '<form action="'.$_SERVER['PHP_SELF'].'?id='.$id.'" method="POST">';
print '<input type="hidden" name="token" value="'.$_SESSION['newtoken'].'">';
print '<table class="noborder" width="100%">';

View File

@ -99,7 +99,7 @@ function test_sql_and_script_inject($val, $type)
$sql_inj += preg_match('/base[\s]+href/si', $val);
$sql_inj += preg_match('/<.*onmouse/si', $val); // onmousexxx can be set on img or any html tag like <img title='...' onmouseover=alert(1)>
$sql_inj += preg_match('/onerror\s*=/i', $val); // onerror can be set on img or any html tag like <img title='...' onerror = alert(1)>
// $sql_inj += preg_match('/onfocus\s*=/i', $val); // onfocus can be set on input text html tag like <input type='text' value='...' onfocus = alert(1)>
$sql_inj += preg_match('/onfocus\s*=/i', $val); // onfocus can be set on input text html tag like <input type='text' value='...' onfocus = alert(1)>
if ($type == 1)
{
$sql_inj += preg_match('/javascript:/i', $val);

View File

@ -172,9 +172,25 @@ class CodingPhpTest extends PHPUnit_Framework_TestCase
$this->assertTrue($ok, 'Found non escaped string in building of a sql request '.$file['fullname'].' ('.$val[0].'). Bad.');
//exit;
// Test that output of $_SERVER\[\'QUERY_STRING\'\] is escaped.
$ok=true;
$matches=array();
// Check string ='".$this->xxx with xxx that is not 'escape'. It means we forget a db->escape when forging sql request.
preg_match_all('/(...................)\$_SERVER\[\'QUERY_STRING\'\]/', $filecontent, $matches, PREG_SET_ORDER);
foreach($matches as $key => $val)
{
if ($val[1] != 'dol_escape_htmltag(')
{
$ok=false;
break;
}
}
$this->assertTrue($ok, 'Found a $_SERVER[\'QUERY_STRING\'] without dol_escape_htmltag around in file '.$file['fullname'].' ('.$val[1].'$_SERVER[\'QUERY_STRING\']). Bad.');
// Test that output of $_SERVER\[\'PHP_SELF\'\] is escaped (not done for the moment, did not found a way to forge value of $_SERVER['PHP_SELF'] by extern access).
/*$ok=true;
$matches=array();
// Check string ='".$this->xxx with xxx that is not 'escape'. It means we forget a db->escape when forging sql request.
preg_match_all('/(...................)\$_SERVER\[\'PHP_SELF\'\]/', $filecontent, $matches, PREG_SET_ORDER);
foreach($matches as $key => $val)
{
@ -184,7 +200,8 @@ class CodingPhpTest extends PHPUnit_Framework_TestCase
break;
}
}
$this->assertTrue($ok, 'Found a $_SERVER[\'QUERY_STRING\'] without dol_escape_htmltag around in file '.$file['fullname'].' ('.$val[1].'$_SERVER[\'QUERY_STRING\']). Bad.');
$this->assertTrue($ok, 'Found a $_SERVER[\'PHP_SELF\'] without dol_escape_htmltag around in file '.$file['fullname'].' ('.$val[1].'$_SERVER[\'PHP_SELF\']). Bad.');
*/
}
return;