CVE-2025-26382 | BDVDB-2026-276129 Detail

Johnson ControlsiSTAR Configuration Utility (ICU)

Description#

Under certain circumstances the iSTAR Configuration Utility (ICU) tool could have a buffer overflow issue

CAPEC-100: Overflow Buffers

No public exploit known

9.3 Critical

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 47.8.

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Not classified

No specific action is recorded in the source data. Check the references for vendor guidance.

9.3 Critical

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Attack Requirements	None
Privileges Required	None
User Interaction	None
Vulnerable System Confidentiality	High
Vulnerable System Integrity	High
Vulnerable System Availability	High
Subsequent System Confidentiality	None
Subsequent System Integrity	None
Subsequent System Availability	None

Not available

Not available

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).