[Mimedefang] odd filename
Lucas Albers
admin at cs.montana.edu
Wed Jul 2 13:21:01 EDT 2003
Joseph,
Could you post the complete modifications you've made to check for bad
filenames?
> Interesting example below. This familiar virusmail gets past
> Mimedefang's usual $bad_exts check as in the suggested minimum
> filter. In fact I have a specific test to toss these things out
> quickly without further analysis, that should have caught this
> as it does hundreds of others a day:
>
> if (filter_bad_filename($entity)) {
> if ($type =~ /audio/) {
> md_log('bad_filename', $fname, $type);
> return action_bounce("Bad audio attachment");
> }
> }
>
--Luke
MSU Computer Science Montana State University
Bozeman,MT.
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