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Merge pull request EC-CUBE#6058 from EC-CUBE/dev/4.2_twig_sandbox
脆弱性対応
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,2 +1,6 @@ | ||
| parameters: | ||
| level: 1 | ||
| ignoreErrors: | ||
| - | ||
| message: "#^Function twig_include not found\\.$#" | ||
| path: src/Eccube/Twig/Extension/IgnoreTwigSandboxErrorExtension.php |
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78 changes: 78 additions & 0 deletions
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src/Eccube/Twig/Extension/IgnoreTwigSandboxErrorExtension.php
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,78 @@ | ||
| <?php | ||
|
|
||
| /* | ||
| * This file is part of EC-CUBE | ||
| * | ||
| * Copyright(c) EC-CUBE CO.,LTD. All Rights Reserved. | ||
| * | ||
| * http://www.ec-cube.co.jp/ | ||
| * | ||
| * For the full copyright and license information, please view the LICENSE | ||
| * file that was distributed with this source code. | ||
| */ | ||
|
|
||
| namespace Eccube\Twig\Extension; | ||
|
|
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| use Twig\Environment; | ||
| use Twig\Error\LoaderError; | ||
| use Twig\Extension\AbstractExtension; | ||
| use Twig\Extension\SandboxExtension; | ||
| use Twig\Sandbox\SecurityError; | ||
| use Twig\TwigFunction; | ||
|
|
||
| /** | ||
| * \vendor\twig\twig\src\Extension\CoreExtension の拡張 | ||
| */ | ||
| class IgnoreTwigSandboxErrorExtension extends AbstractExtension | ||
| { | ||
| /** | ||
| * {@inheritdoc} | ||
| */ | ||
| public function getFunctions(): array | ||
| { | ||
| return [ | ||
| new TwigFunction('include', [$this, 'twig_include'], ['needs_environment' => true, 'needs_context' => true, 'is_safe' => ['all']]), | ||
| ]; | ||
| } | ||
|
|
||
| /** | ||
| * twig sandboxの例外を操作します | ||
| * app_env = devの場合、エラーを表示する | ||
| * app_env = prodの場合、エラーを表示しない | ||
| * | ||
| * @param Environment $env | ||
| * @param $context | ||
| * @param $template | ||
| * @param $variables | ||
| * @param $withContext | ||
| * @param $ignoreMissing | ||
| * @param $sandboxed | ||
| * | ||
| * @return string|void | ||
| * | ||
| * @throws LoaderError | ||
| * @throws SecurityError | ||
| */ | ||
| public function twig_include(Environment $env, $context, $template, $variables = [], $withContext = true, $ignoreMissing = false, $sandboxed = false) | ||
| { | ||
| try { | ||
| return \twig_include($env, $context, $template, $variables, $withContext, $ignoreMissing, $sandboxed); | ||
| } catch (SecurityError $e) { | ||
|
|
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| // devではエラー画面が表示されるようにする | ||
| $appEnv = env('APP_ENV'); | ||
| if ($appEnv === 'dev') { | ||
| throw $e; | ||
| } else { | ||
| // ログ出力 | ||
| log_warning($e->getMessage(), ['exception' => $e]); | ||
|
|
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| // 例外がスローされた場合、sandboxが効いた状態になってしまうため追加 | ||
| $sandbox = $env->getExtension(SandboxExtension::class); | ||
| if (!$sandbox->isSandboxedGlobally()) { | ||
| $sandbox->disableSandbox(); | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,47 @@ | ||
| <?php | ||
|
|
||
| /* | ||
| * This file is part of EC-CUBE | ||
| * | ||
| * Copyright(c) EC-CUBE CO.,LTD. All Rights Reserved. | ||
| * | ||
| * http://www.ec-cube.co.jp/ | ||
| * | ||
| * For the full copyright and license information, please view the LICENSE | ||
| * file that was distributed with this source code. | ||
| */ | ||
|
|
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| namespace Eccube\Twig\Sandbox; | ||
|
|
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| use Twig\Sandbox\SecurityPolicy as BasePolicy; | ||
| use Twig\Sandbox\SecurityPolicyInterface; | ||
|
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| class SecurityPolicyDecorator implements SecurityPolicyInterface { | ||
|
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| /** @var BasePolicy */ | ||
| private $securityPolicy; | ||
|
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| public function __construct(BasePolicy $securityPolicy) | ||
| { | ||
| $this->securityPolicy = $securityPolicy; | ||
| } | ||
|
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| public function checkSecurity($tags, $filters, $functions) | ||
| { | ||
| $this->securityPolicy->checkSecurity($tags, $filters, $functions); | ||
| } | ||
|
|
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| public function checkMethodAllowed($obj, $method) | ||
| { | ||
| // __toStringの場合はチェックをスキップする | ||
| if ($method === '__toString') { | ||
| return; | ||
| } | ||
| $this->securityPolicy->checkMethodAllowed($obj, $method); | ||
| } | ||
|
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| public function checkPropertyAllowed($obj, $method) | ||
| { | ||
| $this->securityPolicy->checkPropertyAllowed($obj, $method); | ||
| } | ||
| } |
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