management interface accessability (was Re: Worm / UDP1434)

Stephen J. Wilcox steve at telecomplete.co.uk
Sun Jan 26 18:50:36 UTC 2003



On Sun, 26 Jan 2003, Chris Lloyd wrote:

> 
> On Sun, Jan 26, 2003 at 12:08:07PM -0600, Rob Thomas wrote:
> > Just a point here:  Many road warriors are work-at-home folks who have
> > their computers on 24x7.  They may be infected, and will fire up their
> > VPN tunnels Monday morning.  This may introduce the worm into the chewy
> > center of many corporate networks.  Hopefully folks have put the proper
> > filters in place on their VPN access points.
> 
> Personally, I think it's unlikely the situation will get worse on Monday
> because of people starting work. The first reason is that you can only get
> infected if you're running SQL server (or MSDE) at home and someone sends you
> one of the special packets. The second reason is that you, if you're infected,
> send the packets to random IP addresses, and not only do you have to randomly
> choose an address on the corporate LAN, but it has to be a machine running
> SQL server. To my mind the probability of all these things being the case
> is microscopic!

My observation was that the target IPs are not random and that local IPs were
hit more often (same /16 more than /8 more than all /0) .. a la Codered.

STeve




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