The vulnerability of the microprogrammed software of HP Color LaserJet MFP series M478-M479 printers lies in the authentication procedures’ deficiencies, which allow attackers to disclose confidential information about SMTP server credentials.

The vulnerability of the microprogrammed software of HP Color LaserJet MFP series printers like M478-M479 is related to deficiencies in the authentication process. Exploiting this vulnerability could allow an attacker to disclose sensitive information about SMTP server credentials...