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- April 2021 Monthly Patch Release
Monthly Patch
April 2021 Monthly Patch Release
14 April 2021
Microsoft has released security patches to address multiple vulnerabilities in their software and products.
The vulnerabilities that have been classified as Critical in severity are listed in the table below.
For the full list of security patches released by Microsoft, please refer to
https://portal.msrc.microsoft.com/en-us/security-guidance/releasenotedetail/2021-Apr
Critical vulnerabilities
CVE Number | CVE Name | Base Score | Reference |
|---|---|---|---|
CVE-2021-28481 | Microsoft Exchange Server Remote Code Execution Vulnerability | 9.8 | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28481 |
CVE-2021-28480 | Microsoft Exchange Server Remote Code Execution Vulnerability | 9.8 | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28480 |
CVE-2021-28483 | Microsoft Exchange Server Remote Code Execution Vulnerability | 9.0 | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28483 |
CVE-2021-28343 | Remote Procedure Call Runtime Remote Code Execution Vulnerability | 8.8 | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28343 |
CVE-2021-28339 | Remote Procedure Call Runtime Remote Code Execution Vulnerability | 8.8 | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28339 |
CVE-2021-28338 | Remote Procedure Call Runtime Remote Code Execution Vulnerability | 8.8 | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28338 |
CVE-2021-28337 | Remote Procedure Call Runtime Remote Code Execution Vulnerability | 8.8 | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28337 |
CVE-2021-28336 | Remote Procedure Call Runtime Remote Code Execution Vulnerability | 8.8 | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28336 |
CVE-2021-28335 | Remote Procedure Call Runtime Remote Code Execution Vulnerability | 8.8 | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28335 |
CVE-2021-28334 | Remote Procedure Call Runtime Remote Code Execution Vulnerability | 8.8 | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28334 |
CVE-2021-28333 | Remote Procedure Call Runtime Remote Code Execution Vulnerability | 8.8 | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28333 |
CVE-2021-28332 | Remote Procedure Call Runtime Remote Code Execution Vulnerability | 8.8 | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28332 |
CVE-2021-28331 | Remote Procedure Call Runtime Remote Code Execution Vulnerability | 8.8 | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28331 |
CVE-2021-28330 | Remote Procedure Call Runtime Remote Code Execution Vulnerability | 8.8 | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28330 |
CVE-2021-28329 | Remote Procedure Call Runtime Remote Code Execution Vulnerability | 8.8 | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28329 |
CVE-2021-28482 | Microsoft Exchange Server Remote Code Execution Vulnerability | 8.8 | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28482 |
CVE-2021-28460 | Azure Sphere Unsigned Code Execution Vulnerability | 8.1 | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28460 |
CVE-2021-28315 | Windows Media Video Decoder Remote Code Execution Vulnerability | 7.8 | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28315 |
CVE-2021-27095 | Windows Media Video Decoder Remote Code Execution Vulnerability | 7.8 | https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27095 |