Full Disclosure mailing list archives

Re Automated ssh scanning


From: Mister Coffee <live4java () stormcenter net>
Date: Thu, 26 Aug 2004 15:01:35 -0700

On Thu, Aug 26, 2004 at 01:41:07PM -0400, Valdis.Kletnieks () vt edu wrote:
On Thu, 26 Aug 2004 15:41:18 +0200, Richard Verwayen said:

You are right about the passwords, but guest is only a unprivileged
account as you may have on many prodruction machines. But they managed
to become root on this machine due to a kernel(?) exploit!

Or an exploit of any of the set-UID root or runs-as-root programs on the system.

VeNoMouS posted ID's of most of the kits you found.

He didn't ID xpl.tar.gz pr psybnc.tgz - anybody recognize those?  I'm guessing
one of the following:

psybnc is an IRC "bounce" server.  It's a form of proxy that allows remote connections.  Fairly popular as I understand 
it.  Drop it on a compromised host.  Have it connect to your favorite h@X0r IRC server, and proxy through it.

Assuming the tarball really is psybnc...

Don't recognize xpl.tar.gz

Cheers,
L4J


1) Debian Woody isn't patched for the kernel do_brk or ptrace holes yet.

2) One of the two as-yet-unID'ed kits has some other exploit that Woody hasn't
been patched against.

3) You haven't found all the kits yet. :)

But as noted by others, if they can get a local 'guest' shell, they're already 95%
of the way to root....


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