Phaser 8400
Xerox Security Bulletin XRX08-010 (PDF 155.5K)
A Denial of Service vulnerability exists in the Phaser 6100, Phaser 6200, Phaser 7300, Phaser 7750, and Phaser 8400. If exploited, this vulnerability could allow malicious users to cause the device to restart, thus effectively denying service to legitimate users.