UaGateway DCOM with Microsoft DCOM hardening patch
Posted: 22 Dec 2022, 17:23
Dear Support Team,
Are there any known issues, concerns, or recommendations when using the UaGateway (OPC DA client to OPC UA Server) after installing and enabling the Microsoft DCOM hardening patch KB5004442?
More information:
Sincerely,
Jonathan
Are there any known issues, concerns, or recommendations when using the UaGateway (OPC DA client to OPC UA Server) after installing and enabling the Microsoft DCOM hardening patch KB5004442?
More information:
- Microsoft patch: https://support.microsoft.com/en-us/topic/kb5004442-manage-changes-for-windows-dcom-server-security-feature-bypass-cve-2021-26414-f1400b52-c141-43d2-941e-37ed901c769c
- Possible issues: https://www.industrialcybersecuritypulse.com/strategies/the-permanent-microsoft-dcom-hardening-patch-could-shut-down-your-ics/?oly_enc_id=9130E1754601G1D
- Press release from Software toolbox: https://support.softwaretoolbox.com/app/answers/detail/a_id/4005/~/opc-data-client-applications-and-dcom-hardening-%28cve-2021-26414%2C-kb5004442%29
Sincerely,
Jonathan