Johnson Controls’ ICU Tool Vulnerability: Memory Leak Alert!
Attention all ICU tool users: upgrade to avoid the dreaded memory leak! Yes, the iSTAR Configuration Utility is having a moment, and not the good kind. Pre-version 6.9.5, it’s like a leaky faucet for unauthorized data. View CSAF for more details and remember, patching is caring!

Hot Take:
Well, folks, looks like Johnson Controls’ iSTAR Configuration Utility has a memory leak problem. Who would have thought that an “ICU” would need some TLC? This bug is like leaving the front door of your mansion wide open with a neon sign that says, “Free stuff inside!” But hey, at least they gave us a patch, so grab that upgrade before things start to get leaky!
Key Points:
- The iSTAR Configuration Utility (ICU) tool has a vulnerability due to the use of an uninitialized variable.
- Low attack complexity makes it an easy target for hackers.
- The vulnerability affects all versions of ICU prior to 6.9.5.
- This issue is significant in sectors like Energy, Government Services, and Transportation Systems.
- Johnson Controls recommends updating to ICU version 6.9.5 or greater to mitigate the risk.
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