CVE-2022-41123: Microsoft Exchange Server Elevation of Privilege Vulnerability

Overview

Severity

High (CVSS 7.8)

CVSS Vector

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

Category

Elevation of Privilege

Exploit Status

Not Exploited

Exploitation Likelihood

More Likely

Patch Tuesday

2022-Nov

Released

2022-11-08

EPSS Score

1.17% (percentile: 78.7%)

Affected Products (4)

Server Software

• Microsoft Exchange Server 2019 Cumulative Update 12
• Microsoft Exchange Server 2016 Cumulative Update 23
• Microsoft Exchange Server 2019 Cumulative Update 11
• Microsoft Exchange Server 2016 Cumulative Update 22

Security Updates (4)

• 5019758
• 5019758
• 5019758
• 5019758

Acknowledgments

<a href="https://twitter.com/chudypb">Piotr Bazydlo (@chudypb)</a> working with <a href="https://www.zerodayinitiative.com/">Trend Micro Zero Day Initiative</a>

Revision History

• 2022-11-08: Information published.