Re: chkrootkit has me worried!

2005-11-29 Thread Alvin Oga
hi ya kevin On Tue, 29 Nov 2005, kevin bailey wrote: > i have tried out lots of different things on this server and have made the > mistake of leaving unnecessary services running. everybody does that, one forgets to "undo the experiment environment" and restore back to secure mode > in this c

Re: chkrootkit has me worried!

2005-11-29 Thread Geoff Crompton
Rick Moen wrote: > > Unsafe data passed to eval(). Sheesh! And awstats is so large, that it would require a lot of effort to do a proper audit of it. Are their any automated tools for auditing perl code? Or I wonder what would happen if you just switced on taint mode? > >>I would agree

Re: chkrootkit has me worried!

2005-11-29 Thread Rick Moen
Quoting Geoff Crompton ([EMAIL PROTECTED]): > The most recent vulnerability that I was aware of in Awstats can still > work even in static mode. http://www.securityfocus.com/bid/14525. The > referrer in the log file is not sanity checked. Hmm. I note: "It should be noted this vulnerability is o

Re: chkrootkit has me worried!

2005-11-29 Thread Geoff Crompton
> So, here's my favourite example of the "bad implementation" problem: > AWstats. It's had a long history of: > > o Someone finds yet another way its stats-generating CGI can be subverted by >sending it aberrant URL information from the public. > o The upstream maintainer issues an update.

Re: chkrootkit has me worried!

2005-11-29 Thread Adrian von Bidder
On Tuesday 29 November 2005 14.04, kevin bailey wrote: > if backing up to another server get that server to pull backups out.  on > my new machines i was pushing out the backups from the primary server - > this would mean a cracker would then have an easy way in to the backup > machine because i wa

Re: chkrootkit has me worried!

2005-11-29 Thread Rick Moen
Quoting kevin bailey ([EMAIL PROTECTED]): > what with it being several different symptoms i tend to think this is not a > false positive. Concur. > cause: > > this is an old server which has been running for 4 years. If such an old server is maintained and administered properly, and if you do

Re: chkrootkit has me worried!

2005-11-29 Thread kevin bailey
thanks for the replies. what with it being several different symptoms i tend to think this is not a false positive. cause: this is an old server which has been running for 4 years. i have tried out lots of different things on this server and have made the mistake of leaving unnecessary services

Re: chkrootkit has me worried!

2005-11-29 Thread Javier Fernández-Sanguino Peña
On Tue, Nov 29, 2005 at 04:34:11AM +, kevin bailey wrote: > hi, > > the following output looks like i've been rooted. Yes, it doesn't look like a false positive: > Checking `ls'... INFECTED > Checking `netstat'... INFECTED > Checking `ps'... INFECTED > Checking `top'... INFECTED Nasty. > S