CVE-2023-26597

HIGH

Honeywell C300 Firmware 501.1-501.6hf8 - Denial of Service via Crafted Message Buffer Overflow

Title source: llm
STIX 2.1

Description

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 recommendations on upgrading and versioning.

References (1)

Core 1
Core References

Scores

CVSS v3 7.5
EPSS 0.0053
EPSS Percentile 40.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-400 CWE-787
Status published
Products (1)
honeywell/c300_firmware 501.1 - 501.6hf8
Published Jul 13, 2023
Tracked Since Feb 18, 2026