What is CVE-2020-14158?

CVE-2020-14158 is a critical-severity vulnerability in Abus Secvest Hybrid Fumo50110, classified under Improper Authentication. CVSS score: 9.1/10. Published 2020-07-30.

How severe is CVE-2020-14158?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Auth bypass in Abus Secvest Hybrid Fumo50110

CVE-2020-14158

The ABUS Secvest FUMO50110 hybrid module does not have any security mechanism that ensures confidentiality or integrity of RF packets that are exchanged with an alarm panel. This makes it easier to conduct wAppLoxx authentication-bypass attacks.

Vulnerability class: Broken Authentication

Published 2020-07-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.018 (78.2th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 78.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-287 — Improper Authentication

References

www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2020-015.txt (Third Party Advisory)
seclists.org/fulldisclosure/2020/Jul/36 (mailing-list, Mailing List, Third Party Advisory)
packetstormsecurity.com/files/158692/ABUS-Secvest-Hybrid-Module-FUMO50110-Authe… (Third Party Advisory)

Frequently asked questions

What is CVE-2020-14158?: CVE-2020-14158 is a critical-severity vulnerability in Abus Secvest Hybrid Fumo50110, classified under Improper Authentication. CVSS score: 9.1/10. Published 2020-07-30.
How severe is CVE-2020-14158?: Critical severity. CVSS v3 base score is 9.1 out of 10.