[Gluster-infra] Slave23 compromised

Joe Julian joe at julianfamily.org
Mon Mar 9 17:09:43 UTC 2015


On 03/09/2015 09:30 AM, Justin Clift wrote:
> On 6 Mar 2015, at 17:58, Michael Scherer <mscherer at redhat.com> wrote:
>> Le vendredi 06 mars 2015 à 16:24 +0100, Michael Scherer a écrit :
>>> Le vendredi 06 mars 2015 à 10:18 -0500, John Mark Walker a écrit :
>>>> Huh. What was running on the VM?
>>> Just jenkins, salt-minion, nginx and the usual stuff.
>>>
>>> The attack likely occured around 9h42 UTC, since that's when the kernel
>>> log start to complain about a segfault.
>>>
>>> And the way the attacker entered :
>>>
>>> Mar  6 09:42:03 slave23 sshd[20045]: reverse mapping checking
>>> getaddrinfo for 115.114.191.205.static-mumbai.vsnl.net.in
>>> [115.114.191.205] failed - POSSIBLE BREAK-IN ATTEMPT!
>>> Mar  6 09:42:03 slave23 sshd[20045]: Accepted password for root from
>>> 115.114.191.205 port 52378 ssh2
>>>
>>> Case closed.
>>> I am gonna switch root to be ssh keys only.
>> Ok so today is not my day, as I managed to also break sshd on everything
>> but RHEL 7 while trying to secure everything.
>>
>> Hopefully, I was able to fix, but if you see jenkins job failure
>> between 18h40 and 18h55 UTC, that's me.
>>
>> I suspect it to be a bug somewhere in salt, since it doesn't correctly
>> change the file correctly on RHEL 6 while it work with RHEL 7.
> Interesting.  The guys I spoke with a while ago at FOSDEM um... a year
> ago were running Salt in their Production, and their feeling of it
> (then) is that it's very buggy.
>
> Hopefully it's not unusably so. :/
>
>
I've been using it for designing our new infrastructure at $dayjob for 
the last 6 months and it's been very reliable.


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