CVE-2020-28973

Name: CVE-2020-28973
Creator: NVD / NIST
Published: 2021-04-21T19:15:35.783+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.98%

Last modified Jun 17, 2026

CVE-2020-28973 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. The ABUS Secvest wireless alarm system FUAA50000 (v3.01.17) fails to properly authenticate some requests to its built-in HTTPS interface. Someone can use this vulnerability to obtain sensitive information from the system, such as usernames and passwords. EPSS estimates a 0.98% chance of exploitation in the next 30 days.

Description

The ABUS Secvest wireless alarm system FUAA50000 (v3.01.17) fails to properly authenticate some requests to its built-in HTTPS interface. Someone can use this vulnerability to obtain sensitive information from the system, such as usernames and passwords. This information can then be used to reconfigure or disable the alarm system.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.98%

57.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-287

Affected Software

Vendor	Product	Versions
Abus	Secvest Wireless Alarm System Fuaa50000 Firmware	3.01.17

References

https://eye.security/en/blog/breaking-abus-secvest-internet-connected-alarm-systems-cve-2020-28973Third Party Advisory
https://eye.security/en/blog/breaking-abus-secvest-internet-connected-alarm-systems-cve-2020-28973Third Party Advisory

Timeline

Published: Apr 21, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-28973?

How severe is CVE-2020-28973?

CVE-2020-28973 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.98% probability of exploitation in the next 30 days.

How do I fix CVE-2020-28973?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-28973?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST