Directory traversal vulnerability in the PostScript Interpreter as used on the HP LaserJet 4xxx 5200 90xx M30xx M4345 M50xx M90xx P3005 and P4xxx; LaserJet Enterprise P3015; Color LaserJet 3xxx 47xx 5550 9500 CM60xx CP35xx CP4005 and CP6015; Color LaserJet Enterprise CP4xxx; and 9250c Digital Sender with model-dependent firmware through 52.x allows remote attackers to read arbitrary files via unknown vectors.