CVE-2025-54807

Dover Fueling Solutions ProGauge MagLink LX 4 Devices Use of Hard-coded Cryptographic Key

Published Sep 18, 2025 CVSS 4.0 · 9.3 Critical EPSS < 1% KEV · Not listed
Description
The secret used for validating authentication tokens is hardcoded in
device firmware for affected versions. An attacker who obtains the
signing key can bypass authentication, gaining complete access to the
system.

Remediation

Vendor Solution

Dover Fueling Solutions recommends users update their ProGauge MagLink devices to Version 4.20.3 or later for MagLink LX 4 and MagLink LX Plus models. The upgrade can be downloaded from the Dover Fueling Solutions website https://www.doverfuelingsolutions.com/mea/en/products-and-solutions/automatic-tank-gauging/consoles/progauge-maglink-lx-4-console.html  .For MagLink LX Ultimate devices, Dover Fueling Solutions recommends users update to version 5.20.3 https://www.doverfuelingsolutions.com/mea/en/products-and-solutions/automatic-tank-gauging/consoles/progauge-maglink-lx-ultimate-console.html  or later. Dover Fueling Solutions recommends all users install the software behind a firewall to minimize risk of remote attacks.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-30193 The secret used for validating authentication tokens is hardcoded in device firmware for affected versions. An attacker who obtains the signing key can bypass authentication, gaining complete access to the system.
History
Type Values Removed Values Added
Title Dover Fueling Solutions ProGauge MagLink LX4 Devices Use of Hard-coded Cryptographic Key Dover Fueling Solutions ProGauge MagLink LX 4 Devices Use of Hard-coded Cryptographic Key
References
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Doverfuelingsolutions
Doverfuelingsolutions progauge Maglink Lx Console
Vendors & Products Doverfuelingsolutions
Doverfuelingsolutions progauge Maglink Lx Console
Type Values Removed Values Added
Description The secret used for validating authentication tokens is hardcoded in device firmware for affected versions. An attacker who obtains the signing key can bypass authentication, gaining complete access to the system.
Title Dover Fueling Solutions ProGauge MagLink LX4 Devices Use of Hard-coded Cryptographic Key
Weaknesses CWE-321
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 9.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
icscert
Published
Updated
Jun 4, 2026, 8:00 PM
Reserved
Aug 18, 2025, 3:32 PM
Status
Deferred
Published
Sep 18, 2025, 9:15 PM
Modified
Oct 18, 2026, 9:10 PM