Dedecms 注入漏洞9

Diana

[AppleScript] 纯文本查看 复制代码

<pre><code>else if($action=='save')
{
    if(!empty($_COOKIE['GUEST_BOOK_POS'])) $GUEST_BOOK_POS = $_COOKIE
 
['GUEST_BOOK_POS'];
    else $GUEST_BOOK_POS = 'guestbook.php';
    if(empty($validate)) $validate=='';
    else $validate = strtolower($validate);
    $svali = GetCkVdValue();
    if($validate=='' || $validate!=$svali)
    {
         ShowMsg("验证码不正确!","");
         exit();
    }
    $ip = GetIP();
    $dtime = time();
    $uname = trimMsg($uname);
    $email = trimMsg($email);
    $homepage = trimMsg($homepage);
    $homepage = preg_replace("#http:\/\/#", '', $homepage);
    $qq = trimMsg($qq);
    $msg = trimMsg(cn_substrR($msg, 1024), 1);
    $tid = empty($tid) ? 0 : intval($tid);
    $reid = empty($reid) ? 0 : intval($reid);
 
    if($msg=='' || $uname=='') {
        showMsg('你的姓名和留言内容不能为空!','-1');
        exit();
    }
    $title = HtmlReplace( cn_substrR($title,60), 1 );
    if($title=='') $title = '无标题';
     
    if($reid != 0)
    {
        $row = $dsql-&gt;GetOne("SELECT msg FROM `#@__guestbook` WHERE 
 
id='$reid' ");
        $msg = "&lt;div class=\\'rebox\\'&gt;".addslashes($row
 
['msg'])."&lt;/div&gt;\n".$msg;
    }
 
    $query = "INSERT INTO `#@__guestbook`
 
(title,tid,mid,uname,email,homepage,qq,face,msg,ip,dtime,ischeck)
                  VALUES 
 
('$title','$tid','{$g_mid}','$uname','$email','$homepage','$qq','$img','$ms
 
g','$ip','$dtime','$needCheck'); ";
                  echo $query;//img没有过滤
    $dsql-&gt;ExecuteNoneQuery($query);
    $gid = $dsql-&gt;GetLastID();</code></pre>

漏洞证明：

测试方法127.0.0.1/dede/plus/guestbook.php?

action=save&validate=scuf&msg=1&uname=1&img=111'

吧SCUF改成你自己的验证码就哦了 我就不写exp了。。我没安装留言~

plucode

操着一手乌云的好牌