CVE-2022-21978

Published: May 10, 2022Modified: Jun 17, 2026

8.2

Vector

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

Exploitability: 1.5 / Impact: 6.0

Source: secure@microsoft.com (Secondary)

Description

Microsoft Exchange Server Elevation of Privilege 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_22
Microsoft Exchange Server	Version 2016 cumulative_update_23
Microsoft Exchange Server	Version 2019 cumulative_update_11
Microsoft Exchange Server	Version 2019 cumulative_update_12

References (2)

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-21978

Source: secure@microsoft.com

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-21978

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

PatchVendor Advisory

Timeline

No history available yet.