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Nuclei Templates

Appspec YML/YAML - Detect

ID: appspec-yml-disclosure

Severity: medium

Author: dhiyaneshDk

Tags: exposure,config

Description

Section titled “Description”

Appspec YML and YAML files are susceptible to information disclosure.

YAML Source

Section titled “YAML Source”
id: appspec-yml-disclosure


info:
  name: Appspec YML/YAML - Detect
  author: dhiyaneshDk
  severity: medium
  description: Appspec YML and YAML files are susceptible to information disclosure.
  reference:
    - https://github.com/detectify/ugly-duckling/blob/master/modules/crowdsourced/appsec-yml-disclosure.json
  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:
    max-request: 2
  tags: exposure,config


http:
  - method: GET
    path:
      - "{{BaseURL}}/appspec.yml"
      - "{{BaseURL}}/appspec.yaml"


    matchers-condition: and
    matchers:
      - type: word
        words:
          - "version:"
          - "os:"
          - "files:"
        part: body
        condition: and


      - type: word
        part: header
        words:
          - "text/html"
        negative: true


      - type: status
        status:
          - 200
# digest: 4b0a0048304602210084e85088dfb811512bf36f66ca2f01ac4e1be9e891ece8e34b615ac4863302a2022100f3a65664b4fbbad40d093e59328c3486f2444b3d090363be04bb4a8fa5b90b32:922c64590222798bb761d5b6d8e72950

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/configs/appspec-yml-disclosure.yaml"

View on Github