HP JetDirect rev. G.08.x/rev. H.08.x/x.08.x/J3111A - LCD Display Modification
/ source: https://www.securityfocus.com/bid/2245/info Certain versions of HP JetDirect enabled printers provide a function PJL command that changes the LCD display on a printer over TCP/IP. Arbitrary strings can be sent to the LCD display by a remote user using this command. This represents more ...