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File http-useragent-tester

Script types: portrule
Categories: discovery, safe
Download: http://nmap.org/svn/scripts/http-useragent-tester.nse

User Summary

Checks if various crawling utilities are allowed by the host.

Script Arguments

http-useragent-tester.useragents

A table with more User-Agent headers. Default: nil

max-newtargets, newtargets

See the documentation for the target library.

httpspider.doscraping, httpspider.maxdepth, httpspider.maxpagecount, httpspider.noblacklist, httpspider.url, httpspider.useheadfornonwebfiles, httpspider.withindomain, httpspider.withinhost

See the documentation for the httpspider library.

http.max-cache-size, http.max-pipeline, http.pipeline, http.useragent

See the documentation for the http library.

smbdomain, smbhash, smbnoguest, smbpassword, smbtype, smbusername

See the documentation for the smbauth library.

Example Usage

nmap -p80 --script http-useragent-tester.nse <host>

This script sets various User-Agent headers that are used by different
utilities and crawling libraries (for example CURL or wget). If the request is
redirected to a page different than a (valid) browser request would be, that
means that this utility is banned.

Script Output

PORT   STATE SERVICE REASON
80/tcp open  http    syn-ack
| http-useragent-tester:
|
|     Allowed User Agents:
|
|     lwp-trivial
|     PHP/
|     Python-urllib/2.5
|     GT::WWW
|     Snoopy
|     MFC_Tear_Sample
|     HTTP::Lite
|     PHPCrawl
|     URI::Fetch
|     Zend_Http_Client
|     http client
|     PECL::HTTP
|     WWW-Mechanize/1.34
|
|     Forbidden User Agents:
|
|     libwww redirected to: https://www.some-random-page.com/unsupportedbrowser (different host)
|     libcurl-agent/1.0 redirected to: https://www.some-random-page.com/unsupportedbrowser (different host)
|_    Wget/1.13.4 (linux-gnu) redirected to: https://www.some-random-page.com/unsupportedbrowser (different host)

Requires


Author: George Chatzisofroniou

License: Same as Nmap--See http://nmap.org/book/man-legal.html

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