Denial of service in Centralite Pearl Thermostat

1) Allocation of Resources Without Limits or Throttling

EUVDB-ID: #VU82541

Risk: Medium

CVSSv3.1: 6.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2023-24678

CWE-ID: CWE-770 - Allocation of Resources Without Limits or Throttling

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to allocation of resources without limits or throttling. A remote attacker can use a specially crafted Zigbee message and cause a denial of service condition on the target system.

Mitigation

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Pearl Thermostat: 0x04075010

External links

http://www.centralite.com/;
http://github.com/iot-sec23/IoT-CVE/blob/main/Centralite%20Pearl%20Thermostat%20Vulnerability%20Report.pdf
http://www.cisa.gov/news-events/ics-advisories/icsa-23-299-02

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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