On 4/21/21 11:25 AM, Stephen J. Turnbull wrote:
> Hi,
> 
> There was recently a mail on the (closed) Mailman security list from
> the CERT Coordination Center which had this strange CC field:
> 
> CC: '@mail.python.org, [email protected], [email protected],
>       [email protected], [email protected], [email protected],
>       [email protected], [email protected], [email protected],
>       [email protected], [email protected], [email protected],
>       [email protected], [email protected], "", "."@mail.python.org,
>       [email protected]
> 
> I guess those are "conformant" email addresses, but they seem unlikely
> to be mailboxes at python.org.  I'm not sure if these addresses were
> added by the generating software at CERT, some MTA, or Mailman.
> 
> Has anybody seen anything like this before?


My fault. There was an issue on mpo causing a shunted message
<https://gitlab.com/mailman/mailman/-/issues/881>, and I installed a
quick but incorrect patch to fix it which caused this. The patch has
since been removed. I've got a correct fix, but am working on tests
before committing it.

-- 
Mark Sapiro <[email protected]>        The highway is for gamblers,
San Francisco Bay Area, California    better use your sense - B. Dylan
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