CVE-2023-4804Quantum HD Unity
- 10.0CriticalCVSS base score
- 1.0%Exploitation in 30 daysEPSS · top 36% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
An unauthorized user could access debug features in Quantum HD Unity products that were accidentally exposed.
Timeline
ID reserved
By jci
- 2 months later
· 2 months later
Published
- 2 years later
· 2 years later
Record updated
- 11 months later
· 11 months later
EPSS rose above 1%
0.81% → 1.0%
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| jciCNA (assigner) | 3.1 | Critical10.0 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 1.0% · top 36% of all CVEs (12 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 10.0.
Affected products
Johnson Controls · Quantum HD Unity Compressor
- affected < 11.22
- affected < 12.22
Johnson Controls · Quantum HD Unity AcuAir
- affected < 11.12
- affected < 12.12
Johnson Controls · Quantum HD Unity Condenser/Vessel
- affected < 11.11
- affected < 12.11
Johnson Controls · Quantum HD Unity Evaporator
- affected < 11.11
- affected < 12.11
Johnson Controls · Quantum HD Unity Engine Room
- affected < 11.11
- affected < 12.11
Johnson Controls · Quantum HD Unity Interface
- affected < 11.11
- affected < 12.11
What to do
Solution: Update all Quantum HD Unity Compressor control panels to firmware version 11.22 (Q5) or 12.22 (Q6).
Solution: Update all Quantum HD Unity AcuAir control panels to firmware version 11.12 (Q5) or 12.12 (Q6).
Solution: Update all Quantum HD Unity Condenser/Vessel control panels to firmware version 11.11 (Q5) or 12.11 (Q6).
Solution: Update all Quantum HD Unity Evaporator control panels to firmware version 11.11 (Q5) or 12.11 (Q6).
Solution: Update all Quantum HD Unity Engine Room control panels to firmware version 11.11 (Q5) or 12.11 (Q6).
Solution: Update all Quantum HD Unity Interface control panels to firmware version 11.11 (Q5) or 12.11 (Q6).
References
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2023-54648 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2023-4804)Record last updated .