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msrcMSRC TeamMSRC:ED939F90BDE8D7A32031A750388B03C9
HistoryMar 16, 2021 - 6:44 p.m.

Guidance for responders: Investigating and remediating on-premises Exchange Server vulnerabilities

2021-03-1618:44:28
MSRC Team
msrc-blog.microsoft.com
205

0.975 High

EPSS

Percentile

100.0%

JSON

This guidance will help customers address threats taking advantage of the recently disclosed Microsoft Exchange Server on-premises vulnerabilities CVE-2021-26855, CVE-2021-26858, CVE-2021-26857, and CVE-2021-27065. Microsoft will continue to monitor these threats and provide updated tools and investigation guidance to help organizations defend against, identify, and remediate associated attacks.

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