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Nuclei Templates

Blazor WebAssembly - Detect

ID: blazor-webassembly-detect

Severity: info

Author: righettod

Tags: blazor,webassembly,detect

Description

Section titled “Description”

Blazor WebAssembly application was detected.

YAML Source

Section titled “YAML Source”
id: blazor-webassembly-detect


info:
  name: Blazor WebAssembly - Detect
  author: righettod
  severity: info
  description: |
    Blazor WebAssembly application was detected.
  reference:
    - https://dotnet.microsoft.com/en-us/apps/aspnet/web-apps/blazor
    - https://github.com/righettod/burp-piper-custom-scripts/issues/1
  metadata:
    verified: true
    max-request: 1
    shodan-query: html:"blazor.boot.json"
  tags: blazor,webassembly,detect


http:
  - method: GET
    path:
      - '{{BaseURL}}/_framework/blazor.boot.json'


    stop-at-first-match: true


    matchers-condition: and
    matchers:
      - type: word
        part: body
        words:
          - 'dotnet.wasm'
          - '"entryAssembly"'
          - '"Microsoft.JSInterop.WebAssembly.dll"'
        condition: and
        case-insensitive: true


      - type: status
        status:
          - 200


    extractors:
      - type: regex
        part: body
        group: 1
        regex:
          - 'dotnet.([0-9.]+).[a-z0-9]+.js'
# digest: 4b0a00483046022100858acd328790086a89a12598df0da3b5d349707d04cc3c23e84e27e8edc58a09022100baad106582cacf6423a8a2bdc6779d9a2ca670bfc2bec027915c36f63cc3b371:922c64590222798bb761d5b6d8e72950

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/blazor-webassembly-detect.yaml"

View on Github