[kmail2] [Bug 296629] kmail2 uses quoted-printable encoded composite mime parts, violating RFC2045

[Dennis Schridde]

https://bugs.kde.org/show_bug.cgi?id=296629

Dennis Schridde <devurandom at gmx.net> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|RESOLVED                    |REOPENED
         Resolution|DUPLICATE                   |---

--- Comment #10 from Dennis Schridde <devurandom at gmx.net> ---
I am using KMail 4.14.2 on Ubuntu 14.04 and am still experience this issue.
Please reopen.

Listserv replies:
"""
Your message contains a QUOTED-PRINTABLE encoded composite MIME part, which is
not allowed by Internet standards (see RFC2045, section 6.4, paragraph 5). In
plain English, an error in your mail program, or in a firewall or mail gateway
between your computer and LISTSERV, has caused an error in the format of your
message.
"""

Excerpt from the message returned by listserv:
"""
[…]
User-Agent: KMail/4.14.2 (Linux/3.13.0-44-generic; KDE/4.14.2; x86_64; ; )
[…]
MIME-Version: 1.0
Content-Type: multipart/signed; boundary="nextPart1643101.pK0q01Qtpq";
micalg="pgp-sha1"; protocol="application/pgp-signature"


--nextPart1643101.pK0q01Qtpq
Content-Type: multipart/mixed; boundary="nextPart1991752.9pWY7iA1iV"
Content-Transfer-Encoding: quoted-printable

This is a multi-part message in MIME format.
[…]
"""

This message also has two 500KiB PDF attachments:
"""
=2D-nextPart2164026.fLyKns4tNR
Content-Disposition: attachment; filename="[…].pdf"
Content-Transfer-Encoding: base64
Content-Type: application/pdf; name="[…].pdf"
"""

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