Vulnerability Intelligence Report
Microsoft SQL Elevation of Privilege Vulnerability
CVE-2021-1636
Microsoft SQL Elevation of Privilege Vulnerability
No Active Exploit Signals
CVSS Base Score
8.8
HIGH
Exploitability:2.9
Impact Score:5.9
EPSS Probability:6.69%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-89 ↗CWE-89 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Microsoft | Microsoft SQL Server 2012 Service Pack 4 (QFE) | 11.0.0 < publication (affected) |
| Microsoft | Microsoft SQL Server 2012 for x64-based Systems Service Pack 4 (QFE) | 11.0.0 < publication (affected) |
| Microsoft | Microsoft SQL Server 2017 (GDR) | 14.0.0 < publication (affected) |
| Microsoft | Microsoft SQL Server 2014 Service Pack 3 (GDR) | 12.0.0 < publication (affected) |
| Microsoft | Microsoft SQL Server 2016 for x64-based Systems Service Pack 2 (GDR) | 13.0.0 < publication (affected) |
| Microsoft | Microsoft SQL Server 2014 Service Pack 3 (CU 4) | 12.0.0 < publication (affected) |
| Microsoft | Microsoft SQL Server 2017 (CU 22) | 14.0.0 < publication (affected) |
| Microsoft | Microsoft SQL Server 2016 Service Pack 2 (CU 15) | 13.0.0 < publication (affected) |
| Microsoft | Microsoft SQL Server 2019 (CU 8) | 16.0.0 < publication (affected) |
| Microsoft | Microsoft SQL Server 2019 (GDR) | 15.0.0 < publication (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
6.693%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Microsoft Corporation · Vendor · USA |
| Reserved | 2020-12-02T00:00:00 |
| Published | 2021-01-12T19:41:55 |
| Patch Date | 2021-01-12 |
| Last Updated | 2026-11-02T17:58:49 |
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