mirror of
https://github.com/php/php-src.git
synced 2026-03-24 08:12:21 +01:00
29f98e7485
Co-authored-by: Gina Peter Banyard <girgias@php.net> Co-authored-by: Niels Dossche <7771979+nielsdos@users.noreply.github.com>
50 lines
1.3 KiB
PHP
50 lines
1.3 KiB
PHP
--TEST--
|
|
libxml_disable_entity_loader()
|
|
--EXTENSIONS--
|
|
libxml
|
|
dom
|
|
--SKIPIF--
|
|
<?php
|
|
if (LIBXML_VERSION >= 20912) die('skip For libxml2 < 2.9.12 only');
|
|
?>
|
|
--FILE--
|
|
<?php
|
|
|
|
$xml = <<<EOT
|
|
<?xml version="1.0" encoding="UTF-8"?>
|
|
<!DOCTYPE test [<!ENTITY xxe SYSTEM "XXE_URI">]>
|
|
<foo>&xxe;</foo>
|
|
EOT;
|
|
|
|
$dir = str_replace('\\', '/', __DIR__);
|
|
$xml = str_replace('XXE_URI', $dir . '/libxml_disable_entity_loader_payload.txt', $xml);
|
|
|
|
function parseXML($xml) {
|
|
$doc = new DOMDocument();
|
|
$doc->resolveExternals = true;
|
|
$doc->substituteEntities = true;
|
|
$doc->validateOnParse = false;
|
|
$doc->loadXML($xml, 0);
|
|
return $doc->saveXML();
|
|
}
|
|
|
|
var_dump(strpos(parseXML($xml), 'SECRET_DATA') !== false);
|
|
var_dump(libxml_disable_entity_loader(true));
|
|
var_dump(strpos(parseXML($xml), 'SECRET_DATA') === false);
|
|
|
|
echo "Done\n";
|
|
?>
|
|
--EXPECTF--
|
|
bool(true)
|
|
|
|
Deprecated: Function libxml_disable_entity_loader() is deprecated since 8.0, as external entity loading is disabled by default in %s on line %d
|
|
bool(false)
|
|
|
|
Warning: DOMDocument::loadXML(): I/O warning : failed to load external entity "%s" in %s on line %d
|
|
|
|
Warning: DOMDocument::loadXML(): Failure to process entity xxe in Entity, line: %d in %s on line %d
|
|
|
|
Warning: DOMDocument::loadXML(): Entity 'xxe' not defined in Entity, line: %d in %s on line %d
|
|
bool(true)
|
|
Done
|