Re: [exim] Exim with Dovecot: Typical Misconfiguration Leads…

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Autor: Lena
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A: exim-users
Assumpte: Re: [exim] Exim with Dovecot: Typical Misconfiguration Leads to Remote Command Execution
> the default configuration's RCPT ACL would reject an
> inbound email address containing backticks as being invalid.


Default RCPT ACL checks local_parts, but in the exploit
$sender_address_local_part (in envelope-from) was used.