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Nuclei Templates

OAuth 2.0 Authorization Server Detection Template

ID: oauth2-detect

Severity: info

Author: righettod

Tags: tech,oauth

Description

Section titled “Description”

Try to detect OAuth 2.0 Authorization Server via the “oauth/token” endpoint

YAML Source

Section titled “YAML Source”
id: oauth2-detect


info:
  name: OAuth 2.0 Authorization Server Detection Template
  author: righettod
  severity: info
  description: Try to detect OAuth 2.0 Authorization Server via the "oauth/token" endpoint
  metadata:
    max-request: 1
  tags: tech,oauth


http:
  - method: POST
    path:
      - "{{BaseURL}}/oauth/token"


    body: "grant_type=authorization_code&client_id=xxx&redirect_uri=https%3A%2F%2Fprojectdiscovery.io&code=xxx&client_secret=xxx"


    matchers-condition: and
    matchers:
      - type: status
        status:
          - 401
          - 400
        condition: or


      - type: word
        part: body
        words:
          - 'error":"invalid_client"'
# digest: 490a00463044022014ec2d4e477e33d6cd477f7f92f6830c9e228ed10a0584b843314592d3deae1b02201c172998c5bb74b82ad36017dfa26f16336e66e820be39bdd9d0986563edc8d0:922c64590222798bb761d5b6d8e72950

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/technologies/oauth2-detect.yaml"

View on Github