OS Identification : HTML

info Nessus Plugin ID 35779
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.


The remote web server can be used to identify the host's operating system.


Nessus was able to identify the remote operating system by examining the HTML returned from certain HTTP requests.

Plugin Details

Severity: Info

ID: 35779

File Name: os_fingerprint_html.nasl

Version: 1.145

Type: remote

Family: General

Published: 3/5/2009

Updated: 1/22/2020

Dependencies: httpver.nasl

Asset Inventory: true

OS Identification: true