nanog mailing list archives

Re: idiot reponse


From: Patrick Schultz <lists-nanog () schultz top>
Date: Thu, 27 Feb 2020 01:30:16 +0100

I've also seen employees leaving companies and their addresses being rerouted to the support mailbox.

-- 
Patrick

Am 27.02.2020 um 01:25 schrieb Mark Rousell:
On 26/02/2020 16:24, Randy Bush wrote:
action () nanog org seems to no longer exist.  how should i be whining
about the following?

From: Electric Forest Festival <info () electricforestfestival com>
Subject: Forest HQ Has Received Your Message: Re: Hi-Rise Building Fiber Suggestions
To: randy () psg com
Date: Wed, 26 Feb 2020 16:15:25 +0000

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This (or what it appears to be) is happening on an increasing number of mail lists. It's not many but it's there I 
don't know who is behind it or why, but it's an increasing annoyance.

This is a quick summary of what seems to be happening:
(1) A legitimate company's or organisation's helpdesk email address is signed up to a mail list like this one.
(2) Every time someone posts to the list, they receive an automated notification from the helpdesk.
(3) On mail lists where DMARC mitigation is in effect, the notification comes back to the mail list.
(4) A consistent pattern is that the helpdesk staff seem utterly incapable of unsubscribing themselves from the list. 
They always seem to need to be unsubscribed by a list admin.

The key question to my mind is how do these helpdesks get signed up at all? Presumably it's not the helpdesk staff 
themselves signing them up. It would appear that someone, somewhere has found a vulnerability in Mailman (as far as I 
can recall I've only
seen this on Mailman lists) and is intentionally signing up legitimate company helpdesks to mail lists.

Lists with an active admin/mod can fix the problem quickly by unsubscribing the helpdesk.

Is it an attempted (rather feeble) DoS on the mail lists affected, on the concept of a mail list, or on the companies 
affected? I don't know. I can't see any real point to it. But it's happening.



-- 
Mark Rousell

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