CVE-2025-54807Dover Fueling Solutions ProGauge MagLink LX 4 Devices Use of Hard-coded Cryptographic Key
- 9.3CriticalCVSS base score
- 0.75%Exploitation in 30 daysEPSS · top 45% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By icscert
- 31 days later
· 31 days later
Published
- 9 months later
· 9 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| icscertCNA (assigner) | 4.0 | Critical9.3 | 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 |
| icscertCNA (assigner) | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Deferred | 4.0 | Critical9.3 | 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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
- EPSS (exploitation in 30 days)
- 0.75% · top 45% of all CVEs (13 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.3.
Affected products
Dover Fueling Solutions · ProGauge MagLink LX 4
- affected < 4.20.3
Dover Fueling Solutions · ProGauge MagLink LX Plus
- affected < 4.20.3
Dover Fueling Solutions · ProGauge MagLink LX Ultimate
- affected < 5.20.3
What to do
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.
References
References3
- https://www.cisa.gov/news-events/ics-advisories/icsa-25-261-07 (opens in a new tab)
- https://www.doverfuelingsolutions.com/mea/en/products-and-solutions/automatic-tank-gauging/consoles/progauge-maglink-lx-4-console.html (opens in a new tab)
- https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2025/icsa-25-261-07.json (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2025-30193 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2025-54807)Record last updated .