What’s Vulnerable › Vulnerabilities

CVE-2025-5310: Dover Fueling Solutions ProGauge MagLink LX Consoles Missing Authentication for Critical Function

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-06-27 · updated 2026-06-17
• Weakness: CWE-306

Description

Dover Fueling Solutions ProGauge MagLink LX Consoles expose an undocumented and unauthenticated target communication framework (TCF) interface on a specific port. Files can be created, deleted, or modified, potentially leading to remote code execution.

Affected products

• Dover Fueling Solutions ProGauge MagLink LX 4: before 4.20.3 — fixed in 4.20.3
• Dover Fueling Solutions ProGauge MagLink LX Plus: before 4.20.3 — fixed in 4.20.3
• Dover Fueling Solutions ProGauge MagLink LX Ultimate: before 5.20.3 — fixed in 5.20.3

How to fix

Upgrade to a fixed version: Dover Fueling Solutions ProGauge MagLink LX 4 4.20.3; Dover Fueling Solutions ProGauge MagLink LX Plus 4.20.3; Dover Fueling Solutions ProGauge MagLink LX Ultimate 5.20.3. Check the vendor advisory for mitigations.

References

• https://ociocisa.sharepoint.com/teams/JCDC-ProductionOffice/Shared%20Documents/Forms/AllItems.aspx?OR=Teams%2DHL&CT=1736953471669&id=%2Fteams%2FJCDC%2DProductionOffice%2FShared%20Documents%2FPublications%2FICS%20Publishing%2F2025%20ICSAs%2FJUN%2017%2FVU%23285756%20%2D%20Dover%20Fueling%20Solutions%20ProGauge%20MAGLINK%20%2D%20Notice%20%28Draft%29%2Ehtml&viewid=243fd1ea%2Da122%2D4cc0%2Dbe91%2Dd0714ca46b87&parent=%2Fteams%2FJCDC%2DProductionOffice%2FShared%20Documents%2FPublications%2FICS%20Publishing%2F2025%20ICSAs%2FJUN%2017
• https://www.cisa.gov/news-events/ics-advisories/icsa-25-168-05

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