VulnerabilityModified
CVE-2023-4804
An unauthorized user could access debug features in Quantum HD Unity products that were accidentally exposed.
CRITICAL 9.8EPSS 0.81%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.81%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An unauthorized user could access debug features in Quantum HD Unity products that were accidentally exposed.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.81% probability · 57th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-489
- Affected
- johnsoncontrols/quantum hd unity compressor firmware · johnsoncontrols/quantum hd unity acuair firmware · johnsoncontrols/quantum hd unity condenser\/vessel firmware · johnsoncontrols/quantum hd unity evaporator firmware · johnsoncontrols/quantum hd unity engine room firmware · johnsoncontrols/quantum hd unity interface firmware
- Source
- productsecurity@jci.com
EPSS 0.8% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://www.cisa.gov/news-events/ics-advisories/icsa-23-313-01Third Party Advisory, US Government Resource
- https://www.johnsoncontrols.com/cyber-solutions/security-advisoriesVendor Advisory
- https://www.cisa.gov/news-events/ics-advisories/icsa-23-313-01Third Party Advisory, US Government Resource
- https://www.johnsoncontrols.com/cyber-solutions/security-advisoriesVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.