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List:       postfix-users
Subject:    [pfx] Re: postfix database, aliases, permissions, configuration issue, help requested, perplexed
From:       Wietse Venema via Postfix-users <postfix-users () postfix ! org>
Date:       2023-07-22 16:02:30
Message-ID: 4R7WQt6cGJzJrP1 () spike ! porcupine ! org
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David Mehler via Postfix-users:
> Hello,
> 
> Thanks everyone for the feedback.
> 
> I've commented out proxy_read_maps which seems to have done it,
> postfix/local isn't trying to get in to things and aliases are
> working, though I'm not sure if the perms there are right, 755
> root:root on /etc/postfix/sql and 644 root:root on the various .cf
> files.

To prevent privilege escalation: 

    / 

    /etc

    /etc/postfix

    all /etc/postfix contents

must be OWNED by root, and NOT WRITABLE by other users.

	Wietse
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