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Nuclei Templates

Drupal JSON:API Username Listing - Detect

ID: drupal-jsonapi-user-listing

Severity: medium

Author: lixts

Tags: drupal,exposure

Description

Section titled “Description”

Drupal JSON:API username listing was detected via the /user/user endpoint.

YAML Source

Section titled “YAML Source”
id: drupal-jsonapi-user-listing


info:
  name: Drupal JSON:API Username Listing - Detect
  author: lixts
  severity: medium
  description: Drupal JSON:API username listing was detected via the /user/user endpoint.
  reference:
    - https://www.drupal.org/project/drupal/issues/3240913
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
    cvss-score: 5.3
    cwe-id: CWE-200
  metadata:
    verified: true
    max-request: 1
    shodan-query:
      - http.component:"drupal"
      - cpe:"cpe:2.3:a:drupal:drupal"
    product: drupal
    vendor: drupal
  tags: drupal,exposure


http:
  - method: GET
    path:
      - "{{BaseURL}}/jsonapi/user/user"


    matchers-condition: and
    matchers:
      - type: regex
        regex:
          - '\{"display_name":"([A-Sa-z0-9-_]+)"\}'


      - type: status
        status:
          - 200


    extractors:
      - type: json
        json:
          - '.data[].attributes.display_name'
# digest: 4b0a00483046022100ad93da9a20f0fa6772d792b192d4250d45b907ad5218b8ce744b5301199648b4022100d0de596f597a8f10608f4f0c9a3eaf68ea2152a9ed23f9d3ef3e0d3cde5dd7ff:922c64590222798bb761d5b6d8e72950

Guide to check the vulnerabilities

Section titled “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.

Terminal window
$ nuclei -u "URL" -t "http/exposures/apis/drupal-jsonapi-user-listing.yaml"

View on Github