Vulnerability Intelligence Report
Microsoft Exchange Remote Code Execution Vulnerability
CVE-2020-17144
Microsoft Exchange Remote Code Execution Vulnerability
CISA KEV
SSVC: Active Exploitation
Automatable
CVSS Base Score
8.4
HIGH
Exploitability:1.7
Impact Score:6.1
EPSS Probability:36.51%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-502 ↗CWE-502 Deserialization of Untrusted Data
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Microsoft | Microsoft Exchange Server 2010 Service Pack 3 Update Rollup 31 | 0 < publication (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Microsoft Corporation · Vendor · USA |
| Reserved | 2020-08-04T00:00:00 |
| Published | 2020-12-09T23:36:55 |
| Patch Date | 2020-12-08 |
| Last Updated | 2026-06-09T18:07:57 |
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