CVE-2020-17085: Microsoft Exchange Server Denial of Service Vulnerability

Overview

Severity

Medium (CVSS 6.2)

CVSS Vector

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

Category

Denial of Service

Exploit Status

Not Exploited

Exploitation Likelihood

Less Likely

Patch Tuesday

2020-Nov

Released

2020-11-10

EPSS Score

3.62% (percentile: 87.8%)

Affected Products (5)

Server Software

• Microsoft Exchange Server 2019 Cumulative Update 6
• Microsoft Exchange Server 2016 Cumulative Update 17
• Microsoft Exchange Server 2019 Cumulative Update 7
• Microsoft Exchange Server 2016 Cumulative Update 18
• Microsoft Exchange Server 2013 Cumulative Update 23

Security Updates (5)

• 4588741
• 4588741
• 4588741
• 4588741
• 4588741

Acknowledgments

Steven Seeley (mr_me) of <a href="https://srcincite.io/">Source Incite</a>

Revision History

• 2020-11-10: Information published.