CVE-2021-45856

7.5 highEPSS 1.9%

High (7.5) in accu-time maximus firmware. 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

Severity

7.5 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS: 1.9% chance of exploitation in the next 30 days; higher than 80% of CVEs (scores of 2026-10-31)
CWE: CWE-120
Published: 2022-01-10
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19