Re: [Qmail-scanner-general]Critical error in qmail-scanner

2005-02-08 Thread Werner Fleck
Am Dienstag, den 08.02.2005, 21:53 +1300 schrieb Jason Haar: > Werner Fleck wrote: > > >I attached an email showing the error. The critical lines are: > > > >Content-Type: application/octet-stream; > > name="=?koi8-r?B?NC5wZGYuZXhl?=&

[Qmail-scanner-general]Critical error in qmail-scanner

2005-02-07 Thread Werner Fleck
There is an error in qmail-scanner which I consider critical. I have QS configured to block emails which have executable content attached, e.g. *.exe, *.bat and so on. Unfortunately it is possible for an attacker to bypass this. This happens when the name of the attachment itself is encoded. This h

[Qmail-scanner-general]Error in Qmail-Scanner: Executables not blocked

2005-01-30 Thread Werner Fleck
Recently I got many mails with executable attachments although qs is configured to block them. The problem seems to be that the filename of the attachment ist encoded so qs does not notice that it is "4.pdf.exe". This is nasty because the executable loads a virus which tries to spy bancing passwor