Other nomination

URL Spoofing vulnerability in bots of search engines

MustLive

URL spoofing using space characters: http://www.site.com%20www.site2.com displays the first host in the address bar but loads the second. GoogleBot and Yahoo! Slurp index such addresses and Mozilla 1.7.x and IE6 follow them; Mozilla errors above 19 spaces while IE accepts more. Usable for phishing, malware distribution and keyword stuffing.

Record

Researcher

MustLive

In the archive

• Nominated for the 2009 Top 10 Web Hacking Techniques

Related sources

• Part 2

Tags

• url-parsing
• parser-differential
• encoding
• url-spoofing
• phishing
• owasp-a04-2021

This page is the archive's own catalogue record. The research is the work of MustLive, first published at the original source. Preserved copies are kept so the citation survives its host.