Apache NiFi - Unauthenticated Access

ID: apache-nifi-unauth

Severity: high

Author: pwnhxl

Tags: misconfig,apache,nifi,unauth

Description

Apache NiFi server was able to be accessed because no authentication was required.

YAML Source

id: apache-nifi-unauth

info:
  name: Apache NiFi - Unauthenticated Access
  author: pwnhxl
  severity: high
  description: |
    Apache NiFi server was able to be accessed because no authentication was required.
  reference: |
    - https://github.com/jm0x0/apache_nifi_processor_rce
  classification:
    cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L
    cvss-score: 8.6
    cwe-id: CWE-285
    cpe: cpe:2.3:a:apache:nifi:*:*:*:*:*:*:*:*
  metadata:
    verified: true
    max-request: 1
    shodan-query: title:"NiFi"
    fofa-query: title="nifi" && body="Did you mean"
    product: nifi
    vendor: apache
  tags: misconfig,apache,nifi,unauth

http:
  - method: GET
    path:
      - "{{BaseURL}}/nifi-api/access/config"

    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - '"supportsLogin":false}'

      - type: word
        part: header
        words:
          - 'application/json'

      - type: status
        status:
          - 200
# digest: 4a0a0047304502206567cc8f652c5cc6c20f89616bb631ad184aaead10b6da76fce269efd728b1bc022100ce953965b721446c385860b04c711b2046983dc5c75ec7463392a46d13b14ddd: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/misconfiguration/apache/apache-nifi-unauth.yaml"

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