CVE-2020-1548
Windows WaasMedic Service Information Disclosure Vulnerability
Published Aug 17, 2020
CVSS 3.1 · 7.8 High
EPSS 1.2%
KEV · Not listed
Description
An information disclosure vulnerability exists when the Windows WaasMedic Service improperly handles memory.
To exploit this vulnerability, an attacker would first have to gain execution on the victim system. An attacker could then run a specially crafted application to improperly disclose memory.
The security update addresses the vulnerability by correcting how the Windows WaasMedic Service handles memory.
To exploit this vulnerability, an attacker would first have to gain execution on the victim system. An attacker could then run a specially crafted application to improperly disclose memory.
The security update addresses the vulnerability by correcting how the Windows WaasMedic Service handles memory.
Affected Products
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CVE record
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NVD configurations
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Red Hat packages
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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 | ||||||
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| Microsoft | Windows 10 Version 2004 | affected |
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| Microsoft | Windows Server version 2004 | affected |
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| Microsoft | Windows 10 Version 1803 | affected |
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| Microsoft | Windows 10 Version 1809 | affected |
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| Microsoft | Windows Server 2019 | affected |
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| Microsoft | Windows Server 2019 (Server Core installation) | affected |
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| Microsoft | Windows 10 Version 1909 | affected |
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| Microsoft | Windows Server, version 1909 (Server Core installation) | affected |
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| Microsoft | Windows 10 Version 1903 for 32-bit Systems | affected |
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| Microsoft | Windows 10 Version 1903 for x64-based Systems | affected |
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| Microsoft | Windows 10 Version 1903 for ARM64-based Systems | affected |
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| Microsoft | Windows Server, version 1903 (Server Core installation) | affected |
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Configuration 1 [-]
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No data.
No data available yet.
Remediation
Tracking
Advisories
| Source | ID | Title |
|---|---|---|
 EUVD |
EUVD-2020-12422 | An information disclosure vulnerability exists when the Windows WaasMedic Service improperly handles memory. To exploit this vulnerability, an attacker would first have to gain execution on the victim system. An attacker could then run a specially crafted application to improperly disclose memory. The security update addresses the vulnerability by correcting how the Windows WaasMedic Service handles memory. |
Metrics
No CVSS v4.0
Attack Vector Local
Attack Complexity Low
Privileges Required Low
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
User Interaction None
No CVSS v3.0
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None
This CVE is not in the KEV list.
Exploit prediction score: 1.2% (1.183% probability within 30 days)
Exploitation none
Automatable no
Technical Impact partial
References
History
Feb 23, 2026 7:15 PM
Scoring metrics updated
View changes
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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Feb 23, 2026 6:15 PM
Description updated
View changes
| Type | Values Removed | Values Added |
|---|---|---|
| Description | An information disclosure vulnerability exists when the Windows WaasMedic Service improperly handles memory. To exploit this vulnerability, an attacker would first have to gain execution on the victim system. An attacker could then run a specially crafted application to improperly disclose memory. The security update addresses the vulnerability by correcting how the Windows WaasMedic Service handles memory. | An information disclosure vulnerability exists when the Windows WaasMedic Service improperly handles memory. To exploit this vulnerability, an attacker would first have to gain execution on the victim system. An attacker could then run a specially crafted application to improperly disclose memory. The security update addresses the vulnerability by correcting how the Windows WaasMedic Service handles memory. |
Subscriptions
Weaknesses
