SecurityTest.php

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<?php
 
declare(strict_types = 1);
 
/*
 * This file is part of the TYPO3 CMS project.
 *
 * It is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, either version 2
 * of the License, or any later version.
 *
 * For the full copyright and license information, please read the
 * LICENSE.txt file that was distributed with this source code.
 *
 * The TYPO3 project - inspiring people to share!
 */
 
namespace ‪TYPO3\CMS\Core\Tests\Functional\DataHandling\DataHandler;
 
use ‪TYPO3\CMS\Core\Authentication\BackendUserAuthentication;
use ‪TYPO3\CMS\Core\Context\Context;
use ‪TYPO3\CMS\Core\Context\WorkspaceAspect;
use ‪TYPO3\CMS\Core\Core\Bootstrap;
use ‪TYPO3\CMS\Core\Database\ConnectionPool;
use ‪TYPO3\CMS\Core\Utility\GeneralUtility;
use TYPO3\TestingFramework\Core\Functional\Framework\DataHandling\ActionService;
use TYPO3\TestingFramework\Core\Functional\FunctionalTestCase;
 
class ‪SecurityTest extends FunctionalTestCase
{
    private ‪$backendUser;
 
    private ‪$actionService;
 
    protected ‪$coreExtensionsToLoad = ['rte_ckeditor'];
 
    protected function ‪setUp(): void
    {
        parent::setUp();
        $this->importDataSet('PACKAGE:typo3/testing-framework/Resources/Core/Functional/Fixtures/pages.xml');
        $this->backendUser = $this->setUpBackendUserFromFixture(1);
        $this->backendUser->workspace = 0;
        GeneralUtility::makeInstance(Context::class)
            ->setAspect('workspace', new ‪WorkspaceAspect(0));
        ‪Bootstrap::initializeLanguageObject();
 
        $this->actionService = GeneralUtility::makeInstance(ActionService::class);
    }
 
    public function ‪crossSiteScriptingDataProvider(): array
    {
        return [
            [
                'The "test" value might be =< x or > y...', // submitted payload
                [
                    // @todo issue in `masterminds/html5`, first `<` should be parsed and encoded to `&lt;`
                    'The "test" value might be = x or &gt; y...', // default processing, HTML Sanitizer enabled
                    'The "test" value might be =< x or > y...', // default processing, HTML Sanitizer disabled
                ],
            ],
            [
                '<p undefined="<not-allowed>"></p>',
                [
                    '<p></p>',
                    '<p></p>',
                ],
            ],
            [
                '<p undefined=<not-allowed>></p>',
                [
                    '<p></p>',
                    '<p></p>',
                ],
            ],
            [
                '<p title="<encode-me>"></p>',
                [
                    '<p title="<encode-me>"></p>',
                    '<p title="&lt;encode-me&gt;"></p>',
                ],
            ],
            [
                '<p title=<encode-me>></p>',
                [
                    '<p title="<encode-me>"></p>',
                    '<p title="&lt;encode-me&gt;"></p>',
                ],
            ],
            [
                '<p title="""></p>',
                [
                    '<p></p>',
                    '<p></p>',
                ],
            ],
            [
                '<p title="title"></p>',
                [
                    '<p title="title"></p>',
                    '<p title="title"></p>',
                ],
            ],
            [
                '<p title="escape"<img src=src>"></p>',
                [
                    '<p title="escape">"&gt;</p>',
                    '<p title="escape">"></p>',
                ],
            ],
            [
                '<p title=""""></p>',
                [
                    '<p title></p>',
                    '<p title></p>',
                ],
            ],
            [
                '<p title=""anything"></p>',
                [
                    '<p></p>',
                    '<p></p>',
                ],
            ],
            [
                '<p title=""anything""></p>',
                [
                    '<p title></p>',
                    '<p title></p>',
                ],
            ],
            [
                '<p title="anything""></p>',
                [
                    '<p></p>',
                    '<p></p>',
                ],
            ],
            [
                '<not-allowed><p title="</not-allowed><img src=x onerror=alert(1)><img src=x onerror=alert(2)>',
                [
                    '<p>&lt;not-allowed&gt;</p>' . "\r\n" . '<p></p>',
                    '<p>&lt;not-allowed&gt;</p>' . "\r\n" . '<p></p>',
                ],
            ],
            [
                '<not-allowed><p title="</not-allowed><img src="x" onerror="alert(1)"><img src="x" onerror="alert(2)">',
                [
                    '<p>&lt;not-allowed&gt;</p>' . "\r\n" . '<p></p>',
                    '<p>&lt;not-allowed&gt;</p>' . "\r\n" . '<p></p>',
                ],
            ],
            [
                '<script>alert(3)</script>',
                [
                    '&lt;script&gt;alert(3)&lt;/script&gt;',
                    '&lt;script&gt;alert(3)&lt;/script&gt;',
                ],
            ],
            [
                '<p><script>alert(3)</script></p>',
                [
                    '<p>&lt;script&gt;alert(3)&lt;/script&gt;</p>',
                    '<p>&lt;script&gt;alert(3)&lt;/script&gt;</p>',
                ],
            ],
            [
                '<title>title</title>',
                [
                    '&lt;title&gt;title&lt;/title&gt;',
                    '&lt;title&gt;title&lt;/title&gt;',
                ],
            ],
            [
                '<p><title>title</title></p>',
                [
                    '<p>&lt;title&gt;title&lt;/title&gt;</p>',
                    '<p>&lt;title&gt;title&lt;/title&gt;</p>',
                ],
            ],
            [
                '<font face="a" color="b" onmouseover="alert(1);">text</font>'
                . '<img src="x" alt="test" onerror="alert(2)">',
                [
                    // @todo `ts_images` in `RteHtmlParser` adds (empty) `alt` and `style`
                    '<font face="a" color="b">text</font>'
                    . '<img src="x" alt="test" style>',
                    // @todo "expected" for the time being without using HTML Sanitizer
                    '<font face="a" color="b" onmouseover="alert(1);">text</font>'
                    . '<img src="x" alt="test" onerror="alert(2)" style="" />',
                ],
            ],
            [
                '<p>'
                . '<font face="a" color="b" onmouseover="alert(1);">text</font>'
                . '<img src="x" alt="test" onerror="alert(2)">'
                . '</p>',
                [
                    // @todo `ts_images` in `RteHtmlParser` adds (empty) `alt` and `style`
                    '<p><font face="a" color="b">text</font>'
                    . '<img src="x" alt="test" style></p>',
                    // @todo "expected" for the time being without using HTML Sanitizer
                    '<p><font face="a" color="b" onmouseover="alert(1);">text</font>'
                    . '<img src="x" alt="test" onerror="alert(2)" style="" /></p>',
                ],
            ],
            [
                '<p><a href="https://typo3.org" target="_blank" rel="noreferrer" role="button" onmouseover="alert(1)">text</a></p>',
                [
                    '<p><a href="https://typo3.org" target="_blank" rel="noreferrer" role="button">text</a></p>',
                    // @todo "expected" for the time being without using HTML Sanitizer
                    '<p><a href="https://typo3.org" target="_blank" rel="noreferrer" role="button" onmouseover="alert(1)">text</a></p>',
                ],
            ],
            [
                '<p><a href="t3://page?uid=1" target="_blank" rel="noreferrer" role="button" onmouseover="alert(1)">text</a></p>',
                [
                    '<p><a href="t3://page?uid=1" target="_blank" rel="noreferrer" role="button">text</a></p>',
                    // @todo "expected" for the time being without using HTML Sanitizer
                    '<p><a href="t3://page?uid=1" target="_blank" rel="noreferrer" role="button" onmouseover="alert(1)">text</a></p>',
                ],
            ],
        ];
    }
 
    public function ‪markupIsSanitizedForContentBodytextWithHtmlSanitizerEnabled(string $input, array $expectations): void
    {
        ‪$GLOBALS['TYPO3_CONF_VARS']['SYS']['features']['security.backend.htmlSanitizeRte'] = true;
        $newIds = $this->actionService->createNewRecord('tt_content', 1, [
            'CType' => 'text',
            'bodytext' => $input,
        ]);
        $contentId = current($newIds['tt_content'] ?? 0);
        self::assertGreaterThan(0, $contentId, 'Could not resolve content id');
 
        $connection = GeneralUtility::makeInstance(ConnectionPool::class)
            ->getConnectionForTable('tt_content');
        $record = $connection->select(['bodytext'], 'tt_content', ['uid' => (int)$contentId])->fetch();
        $bodytext = $record['bodytext'] ?? null;
 
        $expectation = $expectations[0];
        self::assertSame($expectation, $bodytext, sprintf('Given markup: `%s`', $input));
    }
 
    public function ‪markupIsSanitizedForContentBodytextWithHtmlSanitizerDisabled(string $input, array $expectations): void
    {
        ‪$GLOBALS['TYPO3_CONF_VARS']['SYS']['features']['security.backend.htmlSanitizeRte'] = false;
        $newIds = $this->actionService->createNewRecord('tt_content', 1, [
            'CType' => 'text',
            'bodytext' => $input,
        ]);
        $contentId = current($newIds['tt_content'] ?? 0);
        self::assertGreaterThan(0, $contentId, 'Could not resolve content id');
 
        $connection = GeneralUtility::makeInstance(ConnectionPool::class)
            ->getConnectionForTable('tt_content');
        $record = $connection->select(['bodytext'], 'tt_content', ['uid' => (int)$contentId])->fetch();
        $bodytext = $record['bodytext'] ?? null;
 
        $expectation = $expectations[1];
        self::assertSame($expectation, $bodytext, sprintf('Given markup: `%s`', $input));
    }
}