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Apache error log question

Fresh7 days ago
Mar 15, 2026204 views
Confidence Score0%
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Problem

I keep seeing the following error in Apache error log. Anyone has any idea what this is?

Error Output

client sent HTTP/1.1 request without hostname (see RFC2616 section 14.23):
/w00tw00t.at.ISC.SANS.DFind:)

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1 Fix

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Fix for: Apache error log question

Low Risk

According to http://isc.sans.org/diary.html?storyid=900 it's an exploit scanner. Nothing to be concerned about if you are up to date, I've got them in my logs too.

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