CVE-2020-28973 Auth bypass in n/a

High 7.5 Published 21 Apr 2021 Updated 4 Aug 2024

Attackers can bypass authentication on the ABUS Secvest alarm system to steal credentials and disable the security system.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2020-28973?

CVE-2020-28973 is a high-severity authentication bypass vulnerability in n/a, published on 21 Apr 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official 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.

Weakness: CWE-287

Which versions are affected by CVE-2020-28973?

It affects 1 product.

Products include Abus Secvest Wireless Alarm System Fuaa50000 Firmware.

How do I fix CVE-2020-28973?

No fix has been published for CVE-2020-28973 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2020-28973 being exploited?

There is no known exploitation of CVE-2020-28973 in the wild and no public exploit code.

Sources

Also known as GHSA-x3ww-q5hj-x9cc.