Various Lexmark products have a Buffer Overflow (issue 2 of 3).

The legacy finger service (TCP port 79) is enabled by default on various older Lexmark devices.

Various Lexmark products have Incorrect Access Control (issue 1 of 2).

Various Lexmark products have Incorrect Access Control.

Various Lexmark products have Incorrect Access Control (issue 2 of 2).

Various Lexmark devices have a Buffer Overflow (issue 1 of 2).

Various Lexmark devices have a Buffer Overflow (issue 2 of 2).

On certain Lexmark devices that communicate with an LDAP or SMTP server, a malicious administrator can discover LDAP or SMTP credentials by changing that server's hostname to one that they control, and then capturing the credentials that are sent there. This occurs because stored credentials are not automatically deleted upon that type of hostname change.

Certain Lexmark CX, MX, X, XC, XM, XS, and 6500e devices before 2019-02-11 allow remote attackers to erase stored shortcuts.

Lexmark Scan To Network (SNF) 3.2.9 and earlier stores network configuration credentials in plaintext and transmits them in requests, which allows remote attackers to obtain sensitive information via requests to (1) cgi-bin/direct/printer/prtappauth/apps/snfDestServlet or (2) cgi-bin/direct/printer/prtappauth/apps/ImportExportServlet.