SMTP Server Detection

info Nessus Plugin ID 10263
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.


An SMTP server is listening on the remote port.


The remote host is running a mail (SMTP) server on this port.

Since SMTP servers are the targets of spammers, it is recommended you disable it if you do not use it.


Disable this service if you do not use it, or filter incoming traffic to this port.

Plugin Details

Severity: Info

ID: 10263

File Name: smtpserver_detect.nasl

Version: 1.57

Type: remote

Published: 10/12/1999

Updated: 9/22/2020

Dependencies: find_service_3digits.nasl, doublecheck_std_services.nasl, check_smtp_helo.nasl, smtpscan.nasl

Asset Inventory: true

Vulnerability Information

Reference Information

IAVT: 0001-T-0932