If I backup the /etc/ssh/ folder and reinstall then copy the /etc/ssh/
folder back will this be fine?

On 10/27/06, Jason Holt <[EMAIL PROTECTED]> wrote:


On Fri, 27 Oct 2006, Jonathan Ellis wrote:

> On Fri, 27 Oct 2006 13:54:07 -0600, "Daniel" <[EMAIL PROTECTED]>
> said:
>> There was a successful ssh attack on one of our boxes.  We need to
allow
>> ssh
>> access to those outside the organization.  The attacker put a homegrown
>> rootkit on the server.  The rootkit was stopped, but since then ssh has
>> been
>> logging to /var/log/messages.  The relavent configuration files I know
>> about
>> (/etc/ssh/sshd_config, /etc/ssh/ssh_config, /etc/syslog) are the same a
>> server that I works.  /var/log/secure is not getting any
messages.  What
>> can
>> I do to restore ssh to its previous state without reinstalling it?
>
> You should reinstall; if you had a rootkit installed, you have no idea
> what else is compromised.

Indeed.  And if you don't believe us, ask Ken Thompson:

http://www.acm.org/classics/sep95/

(He came to a security talk I gave the other day.  w00t!)



/*
PLUG: http://plug.org, #utah on irc.freenode.net
Unsubscribe: http://plug.org/mailman/options/plug
Don't fear the penguin.
*/


/*
PLUG: http://plug.org, #utah on irc.freenode.net
Unsubscribe: http://plug.org/mailman/options/plug
Don't fear the penguin.
*/

Reply via email to