What is CVE-2023-26597?

CVE-2023-26597 is a high-severity vulnerability in Honeywell C300, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2023-07-13.

How severe is CVE-2023-26597?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2023-26597 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Resource exhaustion in Honeywell C300

CVE-2023-26597

Controller DoS due to buffer overflow in the handling of a specially crafted message received by the controller. See Honeywell Security Notification for recommendations on upgrading and versioning. See Honeywell Security Notification for r…

Vulnerability class: DoS (Denial of Service)

EPSS: 0.001 (22.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Honeywell C300 — versions 501.1, 510.1, 511.1

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

process.honeywell.com

Frequently asked questions

What is CVE-2023-26597?: CVE-2023-26597 is a high-severity vulnerability in Honeywell C300, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2023-07-13.
How severe is CVE-2023-26597?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2023-26597 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.