nuclei-templates/exposures/configs/server-private-keys.yaml

id: server-private-keys

info:
  name: Detect Private SSH, TLS, and JWT Keys
  author: geeknik
  severity: high
  tags: config,exposure

requests:
  - method: GET
    path:
      - "{{BaseURL}}/localhost.key"
      - "{{BaseURL}}/host.key"
      - "{{BaseURL}}/www.key"
      - "{{BaseURL}}/private-key"
      - "{{BaseURL}}/privatekey.key"
      - "{{BaseURL}}/server.key"
      - "{{BaseURL}}/my.key"
      - "{{BaseURL}}/key.pem"
      - "{{BaseURL}}/ssl/localhost.key"
      - "{{BaseURL}}/ssl/{{Hostname}}.key"
      - "{{BaseURL}}/id_rsa"
      - "{{BaseURL}}/id_dsa"
      - "{{BaseURL}}/.ssh/id_rsa"
      - "{{BaseURL}}/.ssh/id_dsa"
      - "{{BaseURL}}/{{Hostname}}.key"
      - "{{BaseURL}}/{{Hostname}}.pem"
      - "{{BaseURL}}/config/jwt/private.pem"
      - "{{BaseURL}}/jwt/private.pem"
      - "{{BaseURL}}/var/jwt/private.pem"
      - "{{BaseURL}}/private.pem"

    matchers-condition: and
    matchers:
      - type: word
        words:
          - "BEGIN OPENSSH PRIVATE KEY"
          - "BEGIN PRIVATE KEY"
          - "BEGIN RSA PRIVATE KEY"
          - "BEGIN DSA PRIVATE KEY"
          - "BEGIN EC PRIVATE KEY"
          - "BEGIN PGP PRIVATE KEY BLOCK"
        condition: or

      - type: status
        status:
          - 200

      - type: dsl
        dsl:
          - '!contains(body_2, "<html")'
          - '!contains(body_2, "<HTML")'
        condition: and