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affected
Description
ESC/POS, a printer control language designed by Seiko Epson Corporation, lacks mechanisms for user authentication and command authorization, does not provide controls to restrict sources or destinations of network communication, and transmits commands without encryption or integrity protection.
Problem types
Missing authentication for critical function
Product status
References
www.epson.jp/support/misc_t/260305_oshirase.htm
download4.epson.biz/...bs/pdf/IP_Filtering_Guide_en_revA.pdf