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.