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Werk #11844: Windows agent internal communication channel is secure now

Component Checks & agents
Title Windows agent internal communication channel is secure now
Date Feb 1, 2021
Level Prominent Change
Class Security Fix
Compatibility Compatible - no manual interaction needed
Checkmk versions & editions
2.1.0b1 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk MSP (CME)
2.0.0b6 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk MSP (CME)
1.6.0p22 Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk MSP (CME)

Since this release access to the internal communication channel of the Windows agent is granted only for users and/or processes with administrative rights, thus protecting the Windows agent service and therefore Checkmk monitoring site from intentional or unintentional interference.

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