HIGH · 8.2

CVE-2021-27663

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 Contro...

Vulnerability 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.

CVSS Score

8.2

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
LOW
Availability
NONE

Affected Products

VendorProductVersions
JohnsoncontrolsAc2000 Firmware>= 10.1, <= 10.5
JohnsoncontrolsAc2000-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2021-27663?

CVE-2021-27663 is a vulnerability with a CVSS score of 8.2 (HIGH). 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 Contro...

How severe is CVE-2021-27663?

CVE-2021-27663 has been rated HIGH with a CVSS base score of 8.2/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-27663?

Check the references section above for vendor advisories and patch information. Affected products include: Johnsoncontrols Ac2000 Firmware, Johnsoncontrols Ac2000.