On 2020/06/20 10:51, Matthieu Herrb wrote:
> On Thu, Jun 18, 2020 at 11:59:38PM -0600, Stuart Henderson wrote:
> > CVSROOT:    /cvs
> > Module name:        ports
> > Changes by: [email protected]   2020/06/18 23:59:38
> > 
> > Modified files:
> >     mail/mutt      : Makefile distinfo 
> > 
> > Log message:
> > update to mutt-1.14.4, fixes possible machine-in-the-middle response
> > injection attack when using STARTTLS with IMAP, POP3, and SMTP.
> 
> 
> Unfortunatly this breaks my configuration, that uses an ssh tunnels to
> connect to the imap server ie :
> 
> account-hook imaps://imap.herrb.eu 'set tunnel="ssh -q imap.herrb.eu 
> /usr/local/libexec/dovecot/imap"'
> 
> mutt exits with 'Encrypted connection unavailable'.
> 
> I've not seen any mention of 'set tunnel' beeing deprecated or broken
> in mutt's release notes.
> 
> I guess it is bound to the MITM security issue. Wondering if this kind
> of setup is vulnerable, or if it's a false positive.
> 
> I'm back to typing a password to read my mail for now...
> 
> -- 
> Matthieu Herrb
> 

https://gitlab.com/muttmua/mutt/-/issues/250

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