Auth bypass in Echelon I.lon 100

CVE-2018-8859

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. An attacker can bypass the required authentication specified in the security configuration file by including extra characters in the directory name when specifying the directory to be accessed. This vulnerability does not affect the i.LON 600 product.

EPSS: 0.016 (73.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-8859?
CVE-2018-8859 is a critical-severity vulnerability in Echelon I.lon 100, classified under Authentication Bypass Using an Alternate Path or Channel. CVSS score: 9.8/10. Published 2018-07-24.
How severe is CVE-2018-8859?
Critical severity. CVSS v3 base score is 9.8 out of 10.