Increasing support for `HELP` reading across servers

network/enumeration/smtp/smtp-commands-enum.yaml

@@ -2,7 +2,7 @@ id: smtp-commands-enum
 
 info:
   name: SMTP Commands Enumeration
-  author: pussycat0x,userdehghani
+  author: pussycat0x,userdehghani,AV-IO
   severity: info
   description: |
     Attempts to use EHLO and HELP to gather the Extended commands supported by an SMTP server.
@@ -15,10 +15,14 @@ info:
   tags: network,enum,smtp,mail,tcp
 tcp:
   - inputs:
+      - data: ""
+        read: 256
       - data: "EHLO x\r\n"
         read: 1024
       - data: "HELP\r\n"
-        read: 1024
+        read: 2048
+      - data: "QUIT\r\n"
+        read: 8
 
     host:
       - "{{Hostname}}"
@@ -28,11 +32,9 @@ tcp:
       - type: word
         words:
           - "214"
-          - "This server supports"
-        condition: and
 
     extractors:
       - type: regex
         regex:
-          - '214 (.*)'
+          - '214[\- ](.*)'
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