CVE-2025-67114

Critical severity, CVSS 9.8. EPSS: 0.5% chance of exploitation in the next 30 days.

Use of a deterministic credential generation algorithm in /ftl/bin/calc_f2 in Small Cell Sercomm SCE4255W (FreedomFi Englewood) firmware before DG3934v3@2308041842 allows remote attackers to derive valid administrative/root credentials from the device's MAC address, enabling authentication bypass and full device access.

Published 2026-03-19. Last modified 2026-06-17.