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11/7/25
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Comment on [#1770] multipart/mixed messages results in "invalid mail header" on Cyrus
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> Hello, > > > > IMP-H3-4.0.3 has a nasty bug in multipart/mixed mime processing: > > > > How to reproduce the bug: > > > > Write a mail with binary attachment or a GPG signed mail. > > > > Cyrus denies to process mail with error: > > LMTP error after DATA: 554 5.6.0 Message contains invalid header > > > > IMP creates a strange line break after "multipart/mixed;" > > > > Subject: afasfasfasffsaf > > MIME-Version: 1.0 > > Content-Type: multipart/mixed; > > boundary="=_3cbrxxfxr2rk" > > Content-Transfer-Encoding: 7bit > > User-Agent: Internet Messaging Program (IMP) H3 (4.0.3) > > > > IMP version 3.2.6 does not create such a line break, so these mails > are processed correctly: > > Subject: test > > MIME-Version: 1.0 > > Content-Type: multipart/mixed; > boundary="-MOQ1113327216054d5ddc0079b2dbbc447f2712baa3f9" > > User-Agent: Internet Messaging Program (IMP) 3.2.6 > > > > That is really a show stopper in Cyrus environments. > > > > regards > > Christian > >
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