CVE-2018-8851

9.8 criticalEPSS 1.3%

Critical (9.8) in echelon. EPSS 1.3% chance of exploitation in the next 30 days.

Echelon SmartServer 1 all versions, SmartServer 2 all versions prior to release 4.11.007, i.LON 100 all versions, and i.LON 600 all versions. The devices store passwords in plaintext, which may allow an attacker with access to the configuration file to log into the SmartServer web user interface.

Severity

CVSS 3.1

9.8 critical

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

EPSS: 1.3% chance of exploitation in the next 30 days; higher than 70% of CVEs (scores of 2026-10-31)
CWEs: CWE-522, CWE-256
Published: 2018-07-24
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

echelon:i.lon_100_firmware
echelon:i.lon_600_firmware
echelon:smartserver_1_firmware
echelon:smartserver_2_firmware

References

https://ics-cert.us-cert.gov/advisories/ICSA-18-200-03
https://ics-cert.us-cert.gov/advisories/ICSA-18-200-03

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