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Re: [bug-inetutils] "echo" dgram service in *inetd and UDP packets with
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From: |
Stephane Chazelas |
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Subject: |
Re: [bug-inetutils] "echo" dgram service in *inetd and UDP packets with source port 7 |
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Date: |
Thu, 27 Nov 2014 20:07:43 +0000 |
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User-agent: |
Mutt/1.5.21 (2010-09-15) |
2014-11-27 18:19:41 +0100, Marco d'Itri:
> On Nov 27, Stephane Chazelas <address@hidden> wrote:
>
> > As a hardening feature, would it make sense for the "echo"
> > service not to answer requests if they come with identical
> > source and destination port? Maybe worth adding a note in the
> > manual that the echo UDP service can be used in various attacks
> > as well.
> Welcome to the '90s.
[...]
I know. Yet, that "builtin" service is still there in the 2014
implementations of inetd and people ask about them:
http://unix.stackexchange.com/q/170066/22565
--
Stephane