CVE-2021-45856: Accu-Time Maximus Firmware

High severity, CVSS 7.5. EPSS: 1.9% chance of exploitation in the next 30 days.

Accu-Time Systems MAXIMUS 1.0 telnet service suffers from a remote buffer overflow which causes the telnet service to crash

Affected products

• Accu-Time Maximus Firmware: version 1.0 only

Published 2022-01-10. Last modified 2026-06-17.