Ricoh SP C250DN 1.05 devices have an Authentication Method Vulnerable to Brute Force Attacks. Some Ricoh printers did not implement account lockout. Therefore, it was possible to obtain the local account credentials by brute force.
https://www.ricoh-usa.com/en/support-and-download
https://www.nccgroup.trust/us/our-research/technical-advisory-multiple-vulnerabilities-in-ricoh-printers/
Source: Mitre, NVD
Published: 2020-03-13
Updated: 2020-08-24
Base Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N
Severity: Medium
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical