Vulnerability Intelligence Report
Microsoft Exchange Server Remote Code Execution Vulnerability
CVE-2022-23277
Microsoft Exchange Server Remote Code Execution Vulnerability
No Active Exploit Signals
CVSS Base Score
8.8
HIGH
Exploitability:2.9
Impact Score:5.9
EPSS Probability:42.77%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
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Weaponization
—
SSVC Action
—
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Microsoft | Microsoft Exchange Server 2013 Cumulative Update 23 | 15.00.0 < 15.00.1497.033 (affected) |
| Microsoft | Microsoft Exchange Server 2016 Cumulative Update 21 | 15.01.0 < 15.01.2308.027 (affected) |
| Microsoft | Microsoft Exchange Server 2019 Cumulative Update 10 | 15.02.0 < 15.02.0922.027 (affected) |
| Microsoft | Microsoft Exchange Server 2016 Cumulative Update 22 | 15.0.0 < 15.01.2375.024 (affected) |
| Microsoft | Microsoft Exchange Server 2019 Cumulative Update 11 | 15.02.0 < 15.02.0986.022 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
42.772%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Microsoft Corporation · Vendor · USA |
| Reserved | 2022-01-15T00:00:00 |
| Published | 2022-03-09T17:06:55 |
| Patch Date | 2022-03-08 |
| Last Updated | 2025-07-08T15:31:45 |
Community Chatter & Buzz