id: esmtp-detect
info:
name: ESMTP Detection
author: pussycat0x
severity: info
description: |
ESMTP (Extended Simple Mail Transfer Protocol) specifies extensions to the original protocol for sending e-mail that supports graphics, audio and video files, and text in various national languages
reference:
- https://nmap.org/nsedoc/scripts/smtp-open-relay.html
metadata:
verified: true
shodan-query: 'ESMTP'
tags: network,detect,smtp,mail
network:
- inputs:
- data: "\n"
host:
- "{{Hostname}}"
- "{{Host}}:25"
matchers-condition: and
matchers:
- type: word
words:
- "ESMTP Postfix"
- "220"
condition: and
