Vulnerability · Published Sep 18, 2025 · Assigned by icscert
CVE-2025-54807Dover Fueling Solutions ProGauge MagLink LX 4 Devices Use of Hard-coded Cryptographic Key
Critical 9.8
In plain English
A critical-severity security flaw in ProGauge MagLink LX 4 from Dover Fueling Solutions. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.7% (higher than 55% of all known vulnerabilities).
Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.7%top 44.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Dover Fueling Solutions | ProGauge MagLink LX 4 | 0 – before 4.20.3 |
| Dover Fueling Solutions | ProGauge MagLink LX Plus | 0 – before 4.20.3 |
| Dover Fueling Solutions | ProGauge MagLink LX Ultimate | 0 – before 5.20.3 |
Weakness: CWE-321 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H