Re: HEADS-UP: MIME_NO_TEXT matches Sendmail MIME DSNs

2016-04-01 Thread Kevin A. McGrail
On 3/31/2016 6:33 PM, RW wrote: On Thu, 31 Mar 2016 17:56:21 -0400 Kevin A. McGrail wrote: On 3/31/2016 1:34 PM, RW wrote: They have something like: Content-Type: text; charset="utf-8" rather than Content-Type: text/plain; charset="utf-8" I think you found a bug in sendmail (or so

Re: HEADS-UP: MIME_NO_TEXT matches Sendmail MIME DSNs

2016-03-31 Thread John Hardin
On Thu, 31 Mar 2016, RW wrote: On Thu, 31 Mar 2016 17:56:21 -0400 Kevin A. McGrail wrote: On 3/31/2016 1:34 PM, RW wrote: They have something like: Content-Type: text; charset="utf-8" rather than Content-Type: text/plain; charset="utf-8" I think you found a bug in sendmail (or som

Re: HEADS-UP: MIME_NO_TEXT matches Sendmail MIME DSNs

2016-03-31 Thread RW
On Thu, 31 Mar 2016 17:56:21 -0400 Kevin A. McGrail wrote: > On 3/31/2016 1:34 PM, RW wrote: > > > > They have something like: > > > >Content-Type: text; charset="utf-8" > > > > rather than > > > >Content-Type: text/plain; charset="utf-8" > > > > I think you found a bug in sendmail (or so

Re: HEADS-UP: MIME_NO_TEXT matches Sendmail MIME DSNs

2016-03-31 Thread Kevin A. McGrail
On 3/31/2016 1:34 PM, RW wrote: They have something like: Content-Type: text; charset="utf-8" rather than Content-Type: text/plain; charset="utf-8" It's probably a rare mistake, but I was thinking of a rule like: header __MISSING_SUBTYPE_1 Content-Type =~ /^\w+[;\s]/ mimehead

Re: HEADS-UP: MIME_NO_TEXT matches Sendmail MIME DSNs

2016-03-31 Thread John Hardin
On Thu, 31 Mar 2016, RW wrote: On Thu, 31 Mar 2016 08:12:10 -0700 (PDT) John Hardin wrote: I don't follow what you're saying, can you provide an example? They have something like: Content-Type: text; charset="utf-8" rather than Content-Type: text/plain; charset="utf-8" It's probably a

Re: HEADS-UP: MIME_NO_TEXT matches Sendmail MIME DSNs

2016-03-31 Thread RW
On Thu, 31 Mar 2016 08:12:10 -0700 (PDT) John Hardin wrote: > On Thu, 31 Mar 2016, RW wrote: > > > On Wed, 30 Mar 2016 18:22:21 -0700 (PDT) > > John Hardin wrote: > > > >> MIME_NO_TEXT is a *very* simple rule: "has a content-type: > >> multipart/* header in the main message headers" and "has no

Re: HEADS-UP: MIME_NO_TEXT matches Sendmail MIME DSNs

2016-03-31 Thread John Hardin
On Thu, 31 Mar 2016, RW wrote: On Wed, 30 Mar 2016 18:22:21 -0700 (PDT) John Hardin wrote: MIME_NO_TEXT is a *very* simple rule: "has a content-type: multipart/* header in the main message headers" and "has no content-type: text/* MIME header anywhere." I've only 3 hits on this in the last 4

Re: HEADS-UP: MIME_NO_TEXT matches Sendmail MIME DSNs

2016-03-31 Thread John Hardin
On Thu, 31 Mar 2016, Bill Cole wrote: On 30 Mar 2016, at 21:22, John Hardin wrote: Not sure what you mean by "in the original message body" because it seems having a CT:t/* header in the original message suppresses that rule in my and David's testing. randomly added into the body, i.e. te

Re: HEADS-UP: MIME_NO_TEXT matches Sendmail MIME DSNs

2016-03-31 Thread RW
On Wed, 30 Mar 2016 18:22:21 -0700 (PDT) John Hardin wrote: > MIME_NO_TEXT is a *very* simple rule: "has a content-type: > multipart/* header in the main message headers" and "has no > content-type: text/* MIME header anywhere." I've only 3 hits on this in the last 4k spam, but FWIW all of them

Re: HEADS-UP: MIME_NO_TEXT matches Sendmail MIME DSNs

2016-03-30 Thread Bill Cole
On 30 Mar 2016, at 21:22, John Hardin wrote: Not sure what you mean by "in the original message body" because it seems having a CT:t/* header in the original message suppresses that rule in my and David's testing. randomly added into the body, i.e. text in the format of a header where it's

Re: HEADS-UP: MIME_NO_TEXT matches Sendmail MIME DSNs

2016-03-30 Thread Bill Cole
On 30 Mar 2016, at 21:22, John Hardin wrote: So, overall, I've got 8 carefully and not excessively redacted slight variants of one bounce now with CT and MV headers inserted in various ways and if anyone wants the entire collector's set, they're free for the asking as a 30k tarball, I'll even

Re: HEADS-UP: MIME_NO_TEXT matches Sendmail MIME DSNs

2016-03-30 Thread John Hardin
On Wed, 30 Mar 2016, Bill Cole wrote: On 30 Mar 2016, at 11:20, John Hardin wrote: On Tue, 29 Mar 2016, David B Funk wrote: > Now my original message was a CT: text/plain. Maybe if the original > message had no textural components at all it might fire as you > describe but I think it wo

Re: HEADS-UP: MIME_NO_TEXT matches Sendmail MIME DSNs

2016-03-30 Thread Bill Cole
On 30 Mar 2016, at 11:20, John Hardin wrote: On Tue, 29 Mar 2016, David B Funk wrote: On Tue, 29 Mar 2016, Bill Cole wrote: On 29 Mar 2016, at 19:36, John Hardin wrote: > Can you send me some samples? Probably. Tomorrow. Afternoon. When I can spin up a bullshit VM (what still uses se

Re: HEADS-UP: MIME_NO_TEXT matches Sendmail MIME DSNs

2016-03-30 Thread John Hardin
On Tue, 29 Mar 2016, David B Funk wrote: On Tue, 29 Mar 2016, Bill Cole wrote: On 29 Mar 2016, at 19:36, John Hardin wrote: > Can you send me some samples? Probably. Tomorrow. Afternoon. When I can spin up a bullshit VM (what still uses sendmail with a default workingish config?) or sani

Re: HEADS-UP: MIME_NO_TEXT matches Sendmail MIME DSNs

2016-03-29 Thread David B Funk
On Tue, 29 Mar 2016, Bill Cole wrote: On 29 Mar 2016, at 19:36, John Hardin wrote: So, a message that's explicitly multipart MIME but which has only one part? Or does it actually have multiple parts, just none are marked as text/plain? multipart/report; type=delivery-status. The standard MI

Re: HEADS-UP: MIME_NO_TEXT matches Sendmail MIME DSNs

2016-03-29 Thread John Hardin
On Tue, 29 Mar 2016, Bill Cole wrote: On 29 Mar 2016, at 19:36, John Hardin wrote: Can you send me some samples? OR: if you can submit mail through a Sendmail instance, send mail to any bad address anywhere on any machine running any MTA, all it has to do is say '5yz blah blah we hate yo

Re: HEADS-UP: MIME_NO_TEXT matches Sendmail MIME DSNs

2016-03-29 Thread Bill Cole
On 29 Mar 2016, at 19:36, John Hardin wrote: So, a message that's explicitly multipart MIME but which has only one part? Or does it actually have multiple parts, just none are marked as text/plain? multipart/report; type=delivery-status. The standard MIME delivery status notification structu

Re: HEADS-UP: MIME_NO_TEXT matches Sendmail MIME DSNs

2016-03-29 Thread John Hardin
On Tue, 29 Mar 2016, Bill Cole wrote: This is true for 8.14.7 in FreeBSD 8.4-RELEASE-p27 (a.k.a. "Update your damn boxes, Bill!") and I see nothing in later release notes indicating a relevant change in Sendmail, which is formally within spec by putting no MIME headers in the human-readable fi