Re: [exim] CVE-2019-10149: already vulnerable ?

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Author: Marc Haber
Date:  
To: exim-users
Subject: Re: [exim] CVE-2019-10149: already vulnerable ?
On Sun, 23 Jun 2019 20:02:33 +0100, Jeremy Harris via Exim-users
<exim-users@???> wrote:
>  deny  local_parts = \N ^.*$ : ^.*\\x24 : ^.*\\0?44 \N
>        message = no mate


This might be a really stupid question, but what exactly does that do?

^.*$ blocks local_parts containing a $
^.\\x24 does the same?
but I'm stymied about the \\0.44 notation, what's that?

Greetings
Marc
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