Multiple unspecified vulnerabilities in ESS/ Network Controller and MicroServer Web Server in Xerox WorkCentre Pro and Xerox WorkCentre running software 13.027.24.015 and 14.027.24.015 allow remote attackers to bypass authentication or gain "unauthorized network access" via unknown attack vectors.
https://exchange.xforce.ibmcloud.com/vulnerabilities/24804
http://www.xerox.com/downloads/usa/en/c/cert_XRX06_001.pdf
http://www.vupen.com/english/advisories/2006/0668
http://www.securityfocus.com/bid/16726