CVE-2025-67112 | Use of a hard-coded AES-256-CBC key in the configuration bac… | CVSS 9.8 CRITICAL

Description

Use of a hard-coded AES-256-CBC key in the configuration backup/restore implementation of Small Cell Sercomm SCE4255W (FreedomFi Englewood) firmware before DG3934v3@2308041842 allows remote authenticated users to decrypt, modify, and re-encrypt device configurations, enabling credential manipulation and privilege escalation via the GUI import/export functions.

Metadata

CVE ID: CVE-2025-67112
State: PUBLISHED
Assigner: mitre
Reserved: 2025-12-08 00:00 UTC
Published: 2026-03-19 00:00 UTC
Last updated: 2026-03-24 01:17 UTC
Primary CWE: CWE-321
CWE-321 Use of Hard-coded Cryptographic Key
Vendor / Product: n/a / n/a
Sources: cve.org · NVD

Severity & Metrics

9.8 CRITICAL CVSS 3.1

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

SSVC — CISA Coordinator

Exploitation: none
Automatable: yes
Tech. Impact: total

Affected products (1)

Vendor	Product	Platform	Versions
n/a	n/a	—	n/a

Weakness (CWE)

CWE	Source	Description
—	cna	n/a
CWE-321	adp	CWE-321 Use of Hard-coded Cryptographic Key

CVSS scores (1)

Score	Severity	Version	Source	Vector
9.8	CRITICAL	3.1	adp	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References (3)