CVE Catalog

CVE-2025-26386

High
Published: Translated: NVD NIST

Summary

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

Risk Assessment

The risk is the potential to cause an operating system failure, which could disrupt the configuration tool and potentially impact the availability of access control systems.

Recommendation

It is recommended to immediately update iSTAR Configuration Utility to the latest available version that includes a fix. Also, restrict access to the tool to trusted users and networks only.

Related vulnerabilities

Original NVD description (English source)

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.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS