[Tickets #3699] zip attachments get broken when sending as PGP/SMIME signed

[bugs@bugs.horde.org]

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Ticket URL: http://bugs.horde.org/ticket/?id=3699
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 Ticket             | 3699
 Updated By         | adrieder at sbox.tugraz.at
 Summary            | zip attachments get broken when sending as PGP/SMIME signed
 Queue              | IMP
 Version            | HEAD
 State              | Unconfirmed
 Priority           | 2. Medium
 Type               | Bug
 Owners             | 
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adrieder at sbox.tugraz.at (2006-03-28 01:47) wrote:

>> zip file attachments (and maybe others) get broken when messages are
>> sent signed by PGP or S/MIME
>
> at least it is not possible to open/download them with IMP again.

hmmm... and my users are reporting that it doesn't work when not signing.

here is an example of a test mail I recieved from them:

[....]
Subject: Test
MIME-Version: 1.0
Content-Type: multipart/mixed;
	boundary="=_11edkqj6am74"
Content-Transfer-Encoding: 7bit
User-Agent: Internet Messaging Program (IMP) H3 (4.2-cvs)
X-Organization: Graz University of Technology
X-Originating-IP: 129.27.6.3
X-Scanned-By: MIMEDefang 2.52 on 129.27.3.25
X-Scanned-By: milter-sender/1.8.900 (mail [129.27.3.25]); Tue, 28 Mar 2006
11:24:47 +0200
X-Scanned-By: MIMEDefang 2.52 on 129.27.10.18

This message is in MIME format.

--=_11edkqj6am74
Content-Type: text/plain;
	charset=UTF-8;
	DelSp="Yes";
	format="flowed"
Content-Disposition: inline
Content-Transfer-Encoding: 7bit

Test mit UTF-8, ohne S/MIME

Reinfried

--=_11edkqj6am74
Content-Type: text/plain;
	charset=ISO-8859-1;
	name="test.zip"
Content-Disposition: attachment;
	filename="test.zip"
Content-Transfer-Encoding: quoted-printable

PK=03=04=14=00=00=00=08=00=C3Z|4=9C=B6=15
=FF=07=00=00=1A.=00=00=0F=00=15=00test/mnenhy.rdfUT=09=00=03=3D=00)D=3D=00)D
=
Ux=04=00=E9=03
[.......]

So it seams, that the attachment does not get encoded in the right way.