CVE-2021-36204 Insufficiently Protected Credentials in Metasys

High 7.8 Published Updated

Attackers can obtain plain-text credentials via API calls in Johnson Controls Metasys building automation systems.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2021-36204?

CVE-2021-36204 is a high-severity vulnerability in Johnson Controls Metasys ADS/ADX/OAS, published on 13 Jan 2023. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Under some circumstances an Insufficiently Protected Credentials vulnerability in Johnson Controls Metasys ADS/ADX/OAS 10 versions prior to 10.1.6 and 11 versions prior to 11.0.3 allows API calls to expose credentials in plain text.

Weakness: CWE-522

Which versions are affected by CVE-2021-36204?

It affects 3 products.

Products include Johnsoncontrols Metasys Application and Data Server, Johnsoncontrols Metasys Extended Application and Data Server, Johnsoncontrols Metasys Open Application Server.

How do I fix CVE-2021-36204?

No fix has been published for CVE-2021-36204 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-36204 being exploited?

There is no known exploitation of CVE-2021-36204 in the wild and no public exploit code.

Sources

Also known as GHSA-4h8x-xvqq-f78f.

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