Date: Fri, 21 Mar 2014 16:22:57 +0000 From: RW <rwmaillists@googlemail.com> To: freebsd-security@freebsd.org Subject: Re: NTP security hole CVE-2013-5211? Message-ID: <20140321162257.1213a670@gumby.homeunix.com> In-Reply-To: <201403210421.WAA05406@mail.lariat.net> References: <201403210421.WAA05406@mail.lariat.net>
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On Thu, 20 Mar 2014 22:20:52 -0600 Brett Glass wrote: > At 03:37 PM 3/20/2014, Ronald F. Guilmette wrote: > > >Starting from these lines in my /etc/ntp.conf file: > > > >server 0.freebsd.pool.ntp.org iburst > >server 1.freebsd.pool.ntp.org iburst > >server 2.freebsd.pool.ntp.org iburst > > > >I resolved each of those three host names to _all_ of its associated > >IPv4 addresses. This yielded me the following list: > > > >50.116.38.157 > >69.50.219.51 > >69.55.54.17 > >69.167.160.102 > >108.61.73.244 > >129.250.35.251 > >149.20.68.17 > >169.229.70.183 > >192.241.167.38 > >199.7.177.206 > >209.114.111.1 > >209.118.204.201 > > [Snip] > > All of this is good. When you use a vendor pool or pool.ntp.org, you get a random selection of servers in your local region. According to www.pool.ntp.org that's 869 for North America, and 2495 for Europe.
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