Anti-Nessus Defense Detection

info Nessus Plugin ID 11238


The remote web server appears to have filtering enabled.


It appears that the remote web server rejects requests from Nessus.
It is possibly protected by a reverse proxy.


In order to ensure accurate results, change the web server's configuration to allow access to Nessus.

Plugin Details

Severity: Info

ID: 11238

File Name: anti_nessus.nasl

Version: Revision: 1.26

Type: remote

Family: Web Servers

Published: 2/19/2003

Updated: 3/14/2011

Supported Sensors: Nessus

Vulnerability Information

Required KB Items: Settings/ExperimentalScripts

Excluded KB Items: Settings/disable_cgi_scanning