CVE-2025-26386

Stack-based Buffer Overflow in Johnson Controls iSTAR Configuration Utility (ICU) tool

State: Published
Severity: 7.1 High
Published: Jan 28, 2026
Updated: Jan 28, 2026
Reserved: Feb 7, 2025

Description

Johnson Controls iSTAR Configuration Utility (ICU) has Stack-based Buffer Overflow vulnerability. This issue affects iSTAR Configuration Utility (ICU) version 6.9.7 and prior. Successful exploitation of this vulnerability could result in failure within the operating system of the machine hosting the ICU tool.

Scores

CVSS	Score	Vector	Source
4.0	7.1 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N	jci

Weaknesses

CWE-121 Stack-based Buffer Overflow

Affected Products

Product	Versions
iSTAR Configuration Utility (ICU)Johnson Controls	iSTAR Configuration Utility (ICU) tool version 6.9.7 and priorAffected

References

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