CVE-2023-21764

Published: Jan 10, 2023Modified: Jun 17, 2026

7.8

Vector

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

Exploitability: 1.8 / Impact: 5.9

Source: secure@microsoft.com (Secondary)

Description

Microsoft Exchange Server Elevation of Privilege Vulnerability

Affected (3)

Products: Microsoft: Exchange Server

1 product

Exchange Server

Configuration A

3 vulnerable

Vulnerable Software	Affected Versions
Microsoft Exchange Server	Version 2016 cumulative_update_23
Microsoft Exchange Server	Version 2019 cumulative_update_11
Microsoft Exchange Server	Version 2019 cumulative_update_12

Related CWEs

Untrusted Search Path

The product searches for critical resources using an externally-supplied search path that can point to resources that are not under the product's direct control.

References (2)

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21764

Source: secure@microsoft.com

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21764

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

Timeline

No history available yet.