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icu vulnerability

About this tag
The ICU vulnerability tag on WindowsForum.com covers security issues related to Johnson Controls' iSTAR Configuration Utility (ICU), a tool used on Windows hosts in industrial environments. Recent discussions focus on CVE-2025-26386, a stack-based buffer overflow vulnerability that can crash the Windows host and potentially enable more severe impacts. The vulnerability is rated High severity with a CVSS score of 7.1. The recommended remediation is updating ICU to version 6.9.8. These threads provide guidance for IT and security professionals managing Windows-based engineering or integrator hosts, emphasizing the need for immediate patching to protect critical infrastructure from remote exploits.
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    CVE-2025-26386 Patch ICU to 6.9.8 on Windows Hosts

    Johnson Controls’ iSTAR Configuration Utility (ICU) tool has a newly disclosed vulnerability — a stack‑based buffer overflow assigned CVE‑2025‑26386 — that can crash the Windows host running the utility and, in certain conditions, enable more severe host‑impact outcomes if exploited. The...
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    • icu vulnerability ot security patch management windows security
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    • Forum: Security Alerts
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    Critical Johnson Controls ICU Vulnerability Exposes Industrial Systems to Remote Exploits in 2025

    If you had “remotely exploitable stack-based buffer overflow in Johnson Controls ICU” on your 2025 cybersecurity bingo card, congratulations—your predictive powers are unmatched, and perhaps terrifying. For the rest of us mere mortals, now is a prudent time to uncross your fingers and fire up...
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    • automation buffer overflow critical infrastructure cve-2025-26382 cyber defense cyber threats cybersecurity ics security icu vulnerability incident response industrial control systems johnson controls network segmentation patch management remote code execution remote exploitation security best practices vulnerability
    • Replies: 0
    • Forum: Security Alerts
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