Eccouncil Exam ECSS Topic 4 Question 2 Discussion

John works as an Office Assistant in DataSoft Inc. He has received an e-mail from duesoft_lotterygroup@us.com with the following message:

The DueSoft Lottery Incorporation

This is to inform you that you have just won a prize of $7,500.00 for this year's Annual Lottery promotion, which was organized by Msn/Yahoo Lottery in conjunction with DueSoft. We collect active online e-mails and select five people every year as our winners through an electronic balloting machine. Please reply within three days of receiving this e-mail with your full details like Name, Address, Sex, Occupation, Age, State, Telephone number, and Country to claim your prize.

If John replies to this e-mail, which of the following attacks may he become vulnerable to?