HIGH

CVE-2020-16875

CVSS v3

8.4

HIGH

EPSS Score

85.6%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

Description

<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>

Technical details

Published
9/11/2020

Frequently asked questions

What is CVE-2020-16875?

<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>

Is CVE-2020-16875 actively exploited?

Active exploitation of CVE-2020-16875 has not been confirmed. The EPSS score is 85.6%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-16875?

CVE-2020-16875 has a CVSS v3 base score of 8.4 (HIGH severity).

Is CVE-2020-16875 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.