CVE-2020-1455
Microsoft SQL Server Management Studio Denial of Service Vulnerability
Published Aug 17, 2020
CVSS 3.1 · 5.3 Medium
EPSS 1.3%
KEV · Not listed
Description
A denial of service vulnerability exists when Microsoft SQL Server Management Studio (SSMS) improperly handles files. An attacker could exploit the vulnerability to trigger a denial of service.
To exploit the vulnerability, an attacker would first require execution on the victim system.
The security update addresses the vulnerability by ensuring Microsoft SQL Server Management Studio properly handles files.
To exploit the vulnerability, an attacker would first require execution on the victim system.
The security update addresses the vulnerability by ensuring Microsoft SQL Server Management Studio properly handles files.
Affected Products
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CVE record
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NVD configurations
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Red Hat packages
No data
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OpenCVE enrichment
No data
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Microsoft | SQL Server Management Studio 18.6 | affected |
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No data.
No data available yet.
Remediation
Tracking
Advisories
| Source | ID | Title |
|---|---|---|
 EUVD |
EUVD-2020-12330 | A denial of service vulnerability exists when Microsoft SQL Server Management Studio (SSMS) improperly handles files. An attacker could exploit the vulnerability to trigger a denial of service. To exploit the vulnerability, an attacker would first require execution on the victim system. The security update addresses the vulnerability by ensuring Microsoft SQL Server Management Studio properly handles files. |
Metrics
No CVSS v4.0
Attack Vector Local
Attack Complexity Low
Privileges Required None
Scope Unchanged
Confidentiality Impact Low
Integrity Impact Low
Availability Impact Low
User Interaction Required
No CVSS v3.0
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
This CVE is not in the KEV list.
Exploit prediction score: 1.3% (1.281% probability within 30 days)
Key SSVC decision points have not yet been added.
References
History
Feb 23, 2026 6:15 PM
Description updated
View changes
| Type | Values Removed | Values Added |
|---|---|---|
| Description | A denial of service vulnerability exists when Microsoft SQL Server Management Studio (SSMS) improperly handles files. An attacker could exploit the vulnerability to trigger a denial of service. To exploit the vulnerability, an attacker would first require execution on the victim system. The security update addresses the vulnerability by ensuring Microsoft SQL Server Management Studio properly handles files. | A denial of service vulnerability exists when Microsoft SQL Server Management Studio (SSMS) improperly handles files. An attacker could exploit the vulnerability to trigger a denial of service. To exploit the vulnerability, an attacker would first require execution on the victim system. The security update addresses the vulnerability by ensuring Microsoft SQL Server Management Studio properly handles files. |
Subscriptions
Weaknesses
