Skip to content
Fencer Vulns
critical 10.0

CVE-2023-4804 json

Quantum HD Unity

published 2023-11-10 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-54648

cvss
10.0
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 57%
public exploits
0
none known

Summary

An unauthorized user could access debug features in Quantum HD Unity products that were accidentally exposed.

Patch / fix

  • Johnson Controls Quantum HD Unity Compressor 11.22, 12.22
  • Johnson Controls Quantum HD Unity AcuAir 11.12, 12.12
  • Johnson Controls Quantum HD Unity Condenser/Vessel 11.11, 12.11
  • Johnson Controls Quantum HD Unity Evaporator 11.11, 12.11
  • Johnson Controls Quantum HD Unity Engine Room 11.11, 12.11
  • Johnson Controls Quantum HD Unity Interface 11.11, 12.11

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-23-313-01 updated cvss 10.0

Johnson Controls Quantum HD Unity

  • Johnson Controls Inc. Quantum HD Unity AcuAir control panels (Q5) <11.12 Johnson Controls Inc. Quantum HD Unity AcuAir control panels (Q6) <12.12 Johnson Controls Inc. Quantum HD Unity Compressor control panels (Q5) <11.22 Johnson Controls Inc. Quantum HD Unity Compressor control panels (Q6) <12.22 Johnson Controls Inc. Quantum HD Unity Condenser/Vessel control panels (Q5) <11.11 Johnson Controls Inc. Quantum HD Unity Condenser/Vessel control panels (Q6) <12.11
    +6 more products
    Johnson Controls Inc. Quantum HD Unity Engine Room control panels (Q5) <11.11 Johnson Controls Inc. Quantum HD Unity Engine Room control panels (Q6) <12.11 Johnson Controls Inc. Quantum HD Unity Evaporator control panels (Q5) <11.11 Johnson Controls Inc. Quantum HD Unity Evaporator control panels (Q6) <12.11 Johnson Controls Inc. Quantum HD Unity Interface control panels (Q5) <11.11 Johnson Controls Inc. Quantum HD Unity Interface control panels (Q6) <12.11
    affected: vendor fix, mitigation “Johnson Controls recommends users update the products to the latest versions:” frickcontrolsblob.file.core.windows.net

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
total
Assessed
2 y ago

Exploit prediction

0.81% chance of exploitation in the next 30 days, higher than 57% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Johnson Controls Quantum HD Unity Compressor
  • Johnson Controls Quantum HD Unity AcuAir
  • Johnson Controls Quantum HD Unity Condenser/Vessel
  • Johnson Controls Quantum HD Unity Evaporator
  • Johnson Controls Quantum HD Unity Engine Room
  • Johnson Controls Quantum HD Unity Interface

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.