Here is the e-mail forwarded to me by someone:
[quote= We have been notified of a new cyber worm called Yamanner that
> displays a subject of “New Graphic Site.” The worm exploits a
> vulnerability in the Yahoo e-mail service to send a copy of itself to
> the user’s Yahoo e-mail contacts. The user doesn’t even have to click
> on an attachment; just opening the message will launch the worm.
> We have taken the recommended precaution of blocking this worm from
> our mail servers to prevent it from spreading. However, it is still
> possible to receive this worm by accessing Yahoo mail. As such, users
> are reminded that the use of outside web-based e-mail services such as
> Yahoo is prohibited on Department computers. Only GroupWise and
> GroupWise WebAccess should be utilized for Department e-mail.
> Please do not hesitate to contact me if you have any questions,
> comments or concerns about these or any other information security
Now, Snopes hasn’t heard of it, and doing several searches on Yahoo! search engines as well as Google brings up a bunch of Yammer links, but all legitimate and nothing about a Yammer worm. Plus, can a worm really do this? Open itself up before you even open the attachment? Please help.