On Wed, Nov 27, 2013 at 5:06 PM, Tom Evans <tevans...@googlemail.com> wrote:

> > There is a bug in older versions (< 4.2.7) who allows attacker use an ntp
> > server to DDoS. This has been corrected in new version:
> > https://cert.litnet.lt/en/docs/ntp-distributed-reflection-dos-attacks
> >
> > This attack seems to be increasing in the last few weeks.
> >
> > net/ntp-devel is Ok.
> ntp 4.2.4p8 isn't vulnerable.
> http://www.cvedetails.com/vulnerability-list/vendor_id-2153/NTP.html
> The reflection attack is the first in the list, 4.2.4p7 and below are
> affected.

Thank you, Tom for your quick reply.

That is not the same bug. I had two ntpd with 4.2.4p8 used the last days to
DDoS. I found the link below, used net/ntp-devel and the abuse was gone.

Cris, member of G.U.F.I
Italian FreeBSD User Group
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