Security News > 2021 > March > Microsoft March 2021 Patch Tuesday fixes 82 flaws, 2 zero-days
Today is Microsoft's March 2021 Patch Tuesday, and with admins already struggling with Microsoft Exchange updates and hacked servers, please be nice to your IT staff today.
With today's update, Microsoft has fixed 82 vulnerabilities, with 10 classified as Critical and 72 as Important.
Last week, Microsoft released out-of-band security updates for the ProxyLogon vulnerability that are actively being used by threat actors worldwide to compromise Microsoft Exchange servers.
Microsoft has released security updates for currently supported Microsoft Exchange cumulative updates and older unsupported versions.
Their standalone Microsoft Safety Scanner tool has been updated to detect web shells and other IOCs for those not using Microsoft Defender.
Below is the full list of resolved vulnerabilities and released advisories in the March 2021 Patch Tuesday updates.
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