What is CVE-2018-12337?

CVE-2018-12337 is a medium-severity vulnerability in Ecos Secure Boot Stick, classified under Information Disclosure. CVSS score: 4.6/10. Published 2018-06-17.

How severe is CVE-2018-12337?

Medium severity. CVSS v3 base score is 4.6 out of 10.

Information disclosure in Ecos Secure Boot Stick

CVE-2018-12337

Reliance on Security Through Obscurity vulnerability in ECOS Secure Boot Stick (aka SBS) 5.6.5 allows an attacker to partially extract confidential configurations via user-space emulation.

Vulnerability class: Information Disclosure

Published 2018-06-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (25.5th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 25.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Ecos Secure Boot Stick
Ecos Secure Boot Stick Firmware — versions 5.6.5

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

telematik.prakinf.tu-ilmenau.de/ecos-sbs/advisory.html (Third Party Advisory, Mitigation)

Frequently asked questions

What is CVE-2018-12337?: CVE-2018-12337 is a medium-severity vulnerability in Ecos Secure Boot Stick, classified under Information Disclosure. CVSS score: 4.6/10. Published 2018-06-17.
How severe is CVE-2018-12337?: Medium severity. CVSS v3 base score is 4.6 out of 10.