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Title: Microsoft Security Update Releases
Issued: March 8, 2021 *********************************************************
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Summary
=======
The following CVEs have undergone a major revision increment:
Critical CVEs
============================
* CVE-2021-26855 -
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-26855
* CVE-2021-27065 -
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-27065
* CVE-2021-26857 -
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-26857
Important CVEs
============================
* CVE-2021-26858 -
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-26858
Publication information
===========================
- Microsoft Exchange Server Remote Code Execution Vulnerability
- See preceding list for links
- Version 2.0
- Reason for Revision: Microsoft is releasing security updates for
CVE-2021-27065,
CVE-2021-26855, CVE-2021-26857, and CVE-2021-26858 for several Cumulative
Updates
that are out of support, including Exchange Server 2019 CU 6, CU 5, and CU 4
and
Exchange Server 2016 CU 16, CU 15, and CU14. These updates address only those
CVEs.
Customers who want to be protected from these vulnerabilities can apply these
updates if they are not on a supported cumulative update. Microsoft strongly
recommends that customers update to the latest supported cumulative updates.
- Originally posted: March 2, 2021
- Updated: March 8, 2021
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