Werk #16636: check_mailboxes: fix issue with EWS distinguished folder

Component

Checks & agents

Title

check_mailboxes: fix issue with EWS distinguished folder

Date

May 15, 2024

Level

Trivial Change

Class

Bug Fix

Compatibility

Compatible - no manual interaction needed

Checkmk versions & editions

2.4.0b1	Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk Cloud (CCE), Checkmk MSP (CME)
2.3.0p3	Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk Cloud (CCE), Checkmk MSP (CME)
2.2.0p27	Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk Cloud (CCE), Checkmk MSP (CME)

The active check "check_mailboxes" could fail with a KeyError: 'folders' when trying to retrieve an exchange mailbox's folders via the EWS protocol.

With this werk the used library exchangelib is updated to v5.4.0, which prevents the underlying issue in retrieving certain exchange folders.

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