| Note |
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Please be informed that JVN advisory JVNVU#90671953 “Sangoma Technologies CG/MG family driver cg6kwin2k.sys vulnerable to insufficient access control on its IOCTL” as noted here: https://jvn.jp/en/vu/JVNVU90671953/ (English) https://jvn.jp/vu/JVNVU90671953/ (Japanese) is published. To resolve, please update to the NA-9.0.9-Server-2019_2022-80.amd64.exe package as soon as possible. |
Microsoft Windows Server 2019 and Server 2022 will begin blocking CG Windows Device Driver (cg6kwin2k.sys) versions 2.1.4.0 and older on April 30th, 2024.
If you are using these operating systems, you must update to the NA-9.0.9-Server-2019_2022-80.amd64.exe package as soon as possible.
When blocked, you will see a load error thrown by the Program Compatibility Assistant and/or Windows Security.
Block events can be found in the Windows event viewer under Applications and Services Logs > Microsoft > Windows > CodeIntegrity.
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