CVE-2020-16875 HIGH

CVE-2020-16875: Microsoft Exchange Server Remote Code Execution Vulnerability

Vendor Microsoft
Product Microsoft Exchange Server 2019 Cumulative Update 5
Published September 11, 2020
Last update August 4, 2024

CVSS base score

8.4/10
Attack vector Network
Attack complexity Low
Privileges required High
User interaction Required
Confidentiality High
Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C

What the vulnerability does

01Description

<p>A remote code execution vulnerability exists in Microsoft Exchange server due to improper validation of cmdlet arguments.</p> <p>An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the System user. Exploitation of the vulnerability requires an authenticated user in a certain Exchange role to be compromised.</p> <p>The security update addresses the vulnerability by correcting how Microsoft Exchange handles cmdlet arguments.</p>

Key dates

02Disclosure timeline

September 11, 2020 CVE published
August 4, 2024 Record updated