Web Server Detection (HTTP/1.1)

info Nessus Plugin ID 40405
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.


A web server is running on this port.


The web server on this port responds to HTTP/1.1 requests and appears to ignore HTTP/1.0 requests, which is unusual.

Plugin Details

Severity: Info

ID: 40405

File Name: http11_detect.nasl

Version: 1.10

Type: remote

Published: 7/28/2009

Updated: 11/22/2019

Dependencies: find_service1.nasl, find_service2.nasl, doublecheck_std_services.nasl

Asset Inventory: true

Vulnerability Information

Required KB Items: Settings/ThoroughTests

Excluded KB Items: global_settings/disable_service_discovery