breaking into the system through cyrus account ?
nik at bu.edu
Tue Jun 3 06:33:45 EDT 2008
On Jun 3, 2008, at 3:10 AM, Rudi Bruchez wrote:
> I'm using Cyrus on a Debian box, with pop3s. I found some time ago
> someone was able to place a spamming tool in the /var/spool/cyrus/
> directory. I cleaned it and changed all my passwords. All seemed ok.
Hopefully you are keeping up to date with these security issues with
Debian SSL and OpenSSH:
> I figured out this week that an IRC bot was at the same place. I
> my passwords again, and upgraded to the last Cyrus Debian package.
> It looks like the cracker gained root access. I don't have the time
> window to reinstall my system. My question would be : have you already
> heard of such breaks ?
> The Cyrus account has shell access in passwd. Is it necessary ?
> Could I
> put it to /bin/false, and change it when I want to su to it for
> smth ?
> Thanks !
> Cyrus Home Page: http://cyrusimap.web.cmu.edu/
> Cyrus Wiki/FAQ: http://cyrusimap.web.cmu.edu/twiki
> List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html
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