The login function in the RequestController class in Moxa OnCell Central Manager before 2.2 has a hardcoded root password, which allows remote attackers to obtain administrative access via a login session.
https://ics-cert.us-cert.gov/advisories/ICSA-15-328-01
http://zerodayinitiative.com/advisories/ZDI-15-453/
Source: Mitre, NVD
Published: 2015-12-21
Updated: 2026-06-17
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 8.3
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L
EPSS: 0.00246