Exploit released for Microsoft Exchange RCE bug, patch now


Proofofconcept exploit code has been released online over the weekend for an actively exploited high severity vulnerability impacting Microsoft Exchange servers.

The security bug tracked as CVE202142321 impacts onpremises Exchange Server 2016 and Exchange Server 2019 (including those used by customers in Exchange Hybrid mode) and was patched by Microsoft during this month’s Patch Tuesday.

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