Multiple unspecified vulnerabilities in Xerox CopyCentre and Xerox WorkCentre Pro running software 1.001.02.073 or earlier or 1.001.02.074 before 1.001.02.715 allow remote attackers to cause an unspecified denial of service via a crafted PostScript file that will (1) \navigate through the directory\ or (2) a \file sent to expose TCP/IP ports\.