VULNERABILITY INTELLIGENCE

CVE-2021-27663

CVSS score8.2 HIGH

EPSS probability1.67%

CISA KEVNot currently listed

Published2021-08-30

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

Description

A vulnerability in versions 10.1 through 10.5 of Johnson Controls CEM Systems AC2000 allows a remote attacker to access to the system without adequate authorization. This issue affects: Johnson Controls CEM Systems AC2000 10.1; 10.2; 10.3; 10.4; 10.5.

Weakness classification

productsecurity@jci.com: CWE-285
nvd@nist.gov: NVD-CWE-Other

Primary references

productsecurity@jci.com — Third Party Advisory, US Government Resource
productsecurity@jci.com — Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, US Government Resource
af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory