CRITICAL
CVE-2023-4804
CWE-489Published: November 10, 2023· Updated: Jun 17, 2026
9.8
CVSS v3.1
Official Description
An unauthorized user could access debug features in Quantum HD Unity products that were accidentally exposed.
Technical Analysis
CVE-2023-4804 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Vendors & Products
johnsoncontrols12 product(s)
quantum hd unity compressor firmwarequantum hd unity compressorquantum hd unity acuair firmwarequantum hd unity acuairquantum hd unity condenser\/vessel firmwarequantum hd unity condenser\/vesselquantum hd unity evaporator firmwarequantum hd unity evaporatorquantum hd unity engine room firmwarequantum hd unity engine roomquantum hd unity interface firmwarequantum hd unity interface
Source: NVD CPE · 12 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (4)
→
https://www.cisa.gov/news-events/ics-advisories/icsa-23-313-01Third Party Advisory · US Government Resource
→
https://www.cisa.gov/news-events/ics-advisories/icsa-23-313-01Third Party Advisory · US Government Resource
Quick Facts
CVE IDCVE-2023-4804
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-489
CISA KEVNo
Affected1 vendor(s)
PublishedNov 10, 2023
Related CVEs (CWE-489)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-4804 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.