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Vulnerabilities

Vulnerability · CVE-2025-26382

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

Published Apr 24, 2025 · catalog updated Apr 24, 2025 · Johnson Controls iSTAR Configuration Utility (ICU)

Check this week

CVE-2025-26382 is not in CISA KEV. FIRST estimates a 57.00% chance of exploitation in the next 30 days. Check whether you run Johnson Controls iSTAR Configuration Utility (ICU).

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Critical9.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
57.00%
Remediation
Version ranges on file
Affected products
vendor Johnson Controls iSTAR Configuration Utility (ICU) 0 <6.9.5

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

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Johnson Controls iSTAR Configuration Utility (ICU) 0 <6.9.50 <6.9.5

How to fix CVE-2025-26382

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2025-26382 is not in CISA KEV. FIRST estimates a 57.00% chance of exploitation in the next 30 days. Check whether you run Johnson Controls iSTAR Configuration Utility (ICU).

Which versions are affected?

Compare what you have installed with Johnson Controls iSTAR Configuration Utility (ICU) 0 <6.9.5 0 <6.9.5. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 57.00%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 24, 2025 · EUVD

    Detected

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

  2. Apr 24, 2025 · EUVD

    Updated

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

Sources

  • CVE.orgVulnerability recordCVE-2025-26382

    Official CVE identifier

    cve.org
  • EUVDVulnerability recordEUVD-2025-11985

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

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.