Prototype Pollution Check

ID: prototype-pollution-check

Severity: medium

Author: pdteam

Tags: headless

Description

YAML Source

id: prototype-pollution-check

info:
  name: Prototype Pollution Check
  author: pdteam
  severity: medium
  metadata:
    max-request: 8
    verified: true
  tags: headless

headless:
  - steps:
      - args:
          url: "{{BaseURL}}?constructor[prototype][vulnerableprop]=polluted#constructor[prototype][vulnerableprop]=polluted"
        action: navigate

      - action: waitload

      - action: script
        name: extract1
        args:
          code: |
            () => {
             return window.vulnerableprop
            }
    matchers:
      - type: word
        part: extract1
        words:
          - "polluted"

  - steps:
      - args:
          url: "{{BaseURL}}?constructor.prototype.vulnerableprop=polluted#constructor.prototype.vulnerableprop=polluted"
        action: navigate

      - action: waitload

      - action: script
        name: extract2
        args:
          code: |
            () => {
             return window.vulnerableprop
            }
    matchers:
      - type: word
        part: extract2
        words:
          - "polluted"

  - steps:
      - args:
          url: "{{BaseURL}}?__proto__[vulnerableprop]=polluted#__proto__.vulnerableprop=polluted&__proto__[vulnerableprop]=polluted"
        action: navigate

      - action: waitload

      - action: script
        name: extract3
        args:
          code: |
            () => {
             return window.vulnerableprop
            }
    matchers:
      - type: word
        part: extract3
        words:
          - "polluted"

  - steps:
      - args:
          url: "{{BaseURL}}?__proto__.vulnerableprop=polluted"
        action: navigate

      - action: waitload

      - action: script
        name: extract4
        args:
          code: |
            () => {
             return window.vulnerableprop
            }
    matchers:
      - type: word
        part: extract4
        words:
          - "polluted"

  - steps:
      - args:
          url: "{{BaseURL}}?__pro__proto__to__[vulnerableprop]=polluted"
        action: navigate

      - action: waitload

      - action: script
        name: extract5
        args:
          code: |
            () => {
             return window.vulnerableprop
            }
    matchers:
      - type: word
        part: extract5
        words:
          - "polluted"

  - steps:
      - args:
          url: "{{BaseURL}}?__pro__proto__to__.vulnerableprop=polluted"
        action: navigate

      - action: waitload

      - action: script
        name: extract6
        args:
          code: |
            () => {
             return window.vulnerableprop
            }
    matchers:
      - type: word
        part: extract6
        words:
          - "polluted"

  - steps:
      - args:
          url: "{{BaseURL}}?constconstructorructor[protoprototypetype][vulnerableprop]=polluted"
        action: navigate

      - action: waitload

      - action: script
        name: extract7
        args:
          code: |
            () => {
             return window.vulnerableprop
            }
    matchers:
      - type: word
        part: extract7
        words:
          - "polluted"

  - steps:
      - args:
          url: "{{BaseURL}}?constconstructorructor.protoprototypetype.vulnerableprop=polluted"
        action: navigate

      - action: waitload

      - action: script
        name: extract8
        args:
          code: |
            () => {
             return window.vulnerableprop
            }

    matchers:
      - type: word
        part: extract8
        words:
          - "polluted"
# digest: 4a0a00473045022100f13ceb8a2f5cb2951a224b4cae1b6ebba91ff7c1ad2e3862a12f7824d74925080220462e096ee2dc84e717dc95341d96922eab4594202dce02cff5dad9aed5577b00:922c64590222798bb761d5b6d8e72950

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 "headless/prototype-pollution-check.yaml"

View on Github