From: Stefan Janecek (stefan.janecekjku.at)
Date: Fri Jul 30 2004 - 04:38:53 CDT

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On Thu, 2004-07-29 at 19:52, dmargolistwing.org wrote:
> Stefan Janecek wrote:
>
> > This does not seem to be a stupid brute force attack, as there is only
> > one login attempt per user. Could it be that the tool tries to exploit
> > some vulnerability in the sshd, and just tries to look harmless by using
> > 'test' and 'guest' as usernames?
> >
> > The compromised machine was running an old debian woody installation
> > which had not been upgraded for at least one year, the sshd version
> > string says 'OpenSSH_3.6.1p2 Debian 1:3.6.1p2-10'
>
> Does the Debian machine that was compromised have a ``test'' or
> ``guest'' username?

No.

>
> Also, if it wasn't patched in a year, it may still be vulnerable to
> this: http://www.cert.org/advisories/CA-2003-24.html

Thanks, I'll have a look at it.

>
> I would tend to think this isn't a 0day kinda vuln, as if it were, he'd
> be a lot more successful than he seems (unless we're all rooted and
> don't even know it). But who can tell?
>

Yes, agreed - I am also convinced it must be something old, and
shouldn't be dangerous for reasonably administered machines.

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