North American Network Operators Group
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Re: formmail.pl - What hack is this?

  • From: Jeff Wasilko
  • Date: Sun Jan 27 22:09:10 2002 
On Sun, Jan 27, 2002 at 08:54:42PM -0600, John Palmer (NANOG Acct) wrote:
> 
> Anyone hear of some sort of a cracking method that uses cgi-bin/formmail?
> I've seen alot of these in my httpd/access_log files
> lately. I don't have formmail.pl anywhere on my system - I flushed all of
> the cgi-bin stuff that came with apache a long time ago.

Spammers use it for sending spam. Early versions of FormMail
didn't do any input checking and could be used to send mail to
any recipient.

-j