CVE-2021-41298 ECOA BAS controller - Improper Access Control

High 8.8 Published Updated

Attackers with general user privileges can bypass authorization to access hidden resources and execute privileged functionalities in ECOA BAS controllers.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2021-41298?

CVE-2021-41298 is a high-severity missing authorization vulnerability in ECOA ECS Router Controller ECS (FLASH), published on 30 Sep 2021. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

ECOA BAS controller is vulnerable to insecure direct object references that occur when the application provides direct access to objects based on user-supplied input. As a result of this vulnerability, attackers with general user's privilege can remotely bypass authorization and access the hidden resources in the system and execute privileged functionalities.

Weakness: CWE-639, CWE-284

Which versions are affected by CVE-2021-41298?

It affects 3 products.

Products include Ecoa Ecs Router Controller-Ecs Firmware, Ecoa Riskbuster Firmware, Ecoa Riskterminator.

How do I fix CVE-2021-41298?

No fix has been published for CVE-2021-41298 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2021-41298 being exploited?

There is no known exploitation of CVE-2021-41298 in the wild and no public exploit code.

Sources

Also known as GHSA-7jxv-2xpm-95jx.

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