Information disclosure in Johnson Controls Kantech Door Controllers

1) Information disclosure

EUVDB-ID: #VU93705

Risk: Low

CVSSv3.1: 2.7 [CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-32754

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to the controller in factory reset mode waiting for initial setup will broadcast its MAC address, serial number and firmware version. A remote attacker on the local network can gain unauthorized access to sensitive information on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Kantech KT1 Door Controller Rev01: 2.09.01

Kantech KT2 Door Controller Rev01: 2.09.01

Kantech KT400 Door Controller Rev01: 3.01.16

External links

http://www.cisa.gov/news-events/ics-advisories/icsa-24-184-01
http://www.johnsoncontrols.com/-/media/project/jci-global/johnson-controls/us-region/united-states-johnson-controls/cyber-solutions/documents/jci-psa-2024-13.pdf

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.