CVE-2021-28483

Published: Apr 13, 2021Modified: Jun 17, 2026

9.0

Vector

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Exploitability: 2.3 / Impact: 6.0

Source: NVD (Secondary)

Description

Microsoft Exchange Server Remote Code Execution Vulnerability

Affected (5)

Products: Microsoft: Exchange Server

1 product

Exchange Server

Configuration A

5 vulnerable

Vulnerable Software	Affected Versions
Microsoft Exchange Server	Version 2013 cumulative_update_23
Microsoft Exchange Server	Version 2016 cumulative_update_19
Microsoft Exchange Server	Version 2016 cumulative_update_20
Microsoft Exchange Server	Version 2019 cumulative_update_8
Microsoft Exchange Server	Version 2019 cumulative_update_9

References (2)

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28483

Source: secure@microsoft.com

PatchVendor Advisory

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-28483

Source: af854a3a-2127-422b-91ae-364da2661108

PatchVendor Advisory

Timeline

No history available yet.