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From: Johannes B. Ullrich (jullrichsans.org)
Date: Tue Feb 12 2002 - 12:09:03 CST

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    Hm. I had somebody report similar traffic to dshield.org last week.
    Some new toy? But in his case, it was actually directed at a web
    server. Otherwise, the request was 'http://%s.%b/,HEAD'... exactly
    like that.

    > Hi folks,
    > Has anyone seen a request like this before ? It's either a l33t0 trick
    > or some seriously broken code; since I've never seen this sequence before I
    > was curious of anyone else has. This hit an sshd listening on port 80 btw,
    > source IP obviously changed ;-)
    >
    > Cheers.
    >
    > Feb 8 06:41:55 wulfgar sshd[7582]: Connection from 1.2.3.4 port 1787
    > Feb 8 06:41:55 wulfgar sshd[7582]: Bad protocol version identification
    > 'http://%a:%p/,HEAD /' from 1.2.3.4
    > Feb 8 06:45:36 wulfgar sshd[7583]: Connection from 1.2.3.4 port 2281
    > Feb 8 06:45:36 wulfgar sshd[7584]: Connection from 1.2.3.4 port 2282
    > Feb 8 06:45:51 wulfgar sshd[7584]: Bad protocol version identification ''
    > from
    > 1.2.3.4
    > Feb 8 06:55:41 wulfgar sshd[7583]: fatal: Timeout before authentication for
    > 1.2.3.4
    >
    >
    >
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    >

    - --
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    jullrichsans.org Join http://www.DShield.org
                              Distributed Intrusion Detection System

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    This list is provided by the SecurityFocus ARIS analyzer service.
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