[outages] Internap Being DDoS'd

John jschiel at flowtools.net
Wed Feb 12 13:37:00 EST 2014


On 02/12/2014 11:33 AM, Bryan Inks wrote:
>
> Good info, I'll definitely be looking into this.
>
> But, I'm not being directly attacked. Internap is one of my upstreams, 
> and they are the one that reported that they were being attacked when 
> we called to let them know about the problem.
>
> *From:*Bill Wichers [mailto:billw at waveform.net]
> *Sent:* Wednesday, February 12, 2014 10:27 AM
> *To:* Jared Mauch; Bryan Inks
> *Cc:* outages at outages.org
> *Subject:* RE: [outages] Internap Being DDoS'd
>
> To second Jared on this one, we've seen a HUGE increase in NTP-based 
> attacks over the past several weeks with our colo customers. It's very 
> efficient too -- even a pretty low end machine can saturate a 100M 
> link. It reminds me of SQL slammer...
>
> If you haven't yet checked that you're safe from this you should. See:
>
> https://www.us-cert.gov/ncas/alerts/TA14-013A
>
> and
>
> https://www.us-cert.gov/ncas/alerts/TA14-017A
>
> for more info...
>

And some info on how to mitigate it so you are not a reflector.

http://www.team-cymru.org/ReadingRoom/Templates/secure-ntp-template.html

--John

>   -Bill
>
> *From:*Outages [mailto:outages-bounces at outages.org] *On Behalf Of 
> *Jared Mauch
> *Sent:* Wednesday, February 12, 2014 1:21 PM
> *To:* Bryan Inks
> *Cc:* outages at outages.org <mailto:outages at outages.org>
> *Subject:* Re: [outages] Internap Being DDoS'd
>
> Close your NTP amplifiers and prevent the spoofing.. Will solve this one.
>
> Openntpproject.org <http://Openntpproject.org> can help you.
>
> Jared Mauch
>
>
> On Feb 12, 2014, at 12:45 PM, "Bryan  Inks" <Binks at keyinfo.com 
> <mailto:Binks at keyinfo.com>> wrote:
>
>     Just got confirmation from Internap NOC that they are being
>     attacked again.
>
>     Causing quite a bit of chaos for my network in SoCal.
>
>     I'm having to route over to Level3 to minimize the issue.
>
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