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smtpd smuggling
On 2024/01/24 14:22:28 +0100, Claudio Jeker <cjeker@diehard.n-r-g.com> wrote: > On Wed, Jan 24, 2024 at 11:24:01AM +0100, Omar Polo wrote: > > I'd like to retract the diff. While it worked for me for the vast > > majority of the mails, I had a case of a fairly important mail being > > rejected due to this strictness. Fun thing: it was from amazon and > > forwarded to me by a gmail address. > > > > maybe we could be strict only with the "." hanling. > > I'm surprised by this. I thought this was a solved issue since qmail > enforces strict CRLF encoding and did this for a very very long time. > See also http://pobox.com/~djb/docs/smtplf.html (sorry for the delay) I'm surprised too. More likely it's just a bug in my diff that I'm not seeing. Anyway, I wanted to let anyone who may have tried it about the issue. Also, thinking more about it, assuming we want the lax-newlines toggle, it should better accept a table of addresses and not apply to the whole listen directive.
smtpd smuggling