Significant Security Risk For Users Of Internet Explorer 6 Through 11 Discovered

Published, May 1, 2014

A significant vulnerability has recently been identified in Microsoft Internet Explorer versions 6 through 11. This vulnerability allows cyber attackers remote access and control of users' systems through websites hosting malicious code. In order to take advantage of this vulnerability, attackers will attempt to lure users to contaminated sites using phishing attacks.

NMCI users must use extreme caution regarding unsolicited email messages and unfamiliar links. If you receive a suspicious email take the following actions:

  1. Do not open the suspicious message.
  2. If you accidentally open it, do not click any links or open any attachments.
  3. Forward suspicious email(s) as an attachment in a new email message to
  4. Delete the message from your inbox and then from your deleted folder.

Contact your local Information Systems Security Manager or the NMCI Service Desk at 1-866-THE-NMCI (1-866-843-6624) and e-mail at Refer to the user communication number 20140429-0500. You can find more information on recognizing and protecting yourself against cyber-attacks on Homeport. (A DoD Common Access Card is required for access.)

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