CVE-2025-67114

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.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://fcc.report/FCC-ID/P27-SCE4255W/4790935.pdf
https://freedomfi.com/index.html
https://neroteam.com/blog/freedomfi-sercomm-sce4255w-englewood

Configurations

No configuration.

History

24 Mar 2026, 02:16

Type	Values Removed	Values Added
CWE		CWE-1391
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 9.8
Summary		(es) El uso de un algoritmo de generación de credenciales determinista en /ftl/bin/calc_f2 en el firmware del Small Cell Sercomm SCE4255W (FreedomFi Englewood) anterior a DG3934v3@2308041842 permite a atacantes remotos derivar credenciales administrativas/de root válidas de la dirección MAC del dispositivo, lo que permite la omisión de autenticación y el acceso completo al dispositivo.

19 Mar 2026, 18:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-03-19 18:16

Updated : 2026-06-17 09:57

NVD link : CVE-2025-67114

Mitre link : CVE-2025-67114

CVE.ORG link : CVE-2025-67114

JSON object : View

Products Affected

No product.

CWE

CWE-1391

Use of Weak Credentials

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