An elevation of privilege vulnerability exists when the Windows Backup Engine 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 elevate privileges.
The security update addresses the vulnerability by correcting how the Windows Backup Engine 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 elevate privileges.
The security update addresses the vulnerability by correcting how the Windows Backup Engine handles memory.
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 10 Version 1803 | affected |
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| Microsoft | Windows 10 Version 1809 | affected |
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| Microsoft | Windows 10 Version 1909 | affected |
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| Microsoft | Windows 10 Version 1709 for 32-bit Systems | affected |
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| Microsoft | Windows 10 Version 1709 | 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 10 Version 1507 | affected |
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| Microsoft | Windows 10 Version 1607 | affected |
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| Microsoft | Windows 7 | affected |
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| Microsoft | Windows 7 Service Pack 1 | affected |
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| Microsoft | Windows 8.1 | affected |
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Configuration 1 [-]
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Project Subscriptions
Advisories
| Source | ID | Title |
|---|---|---|
 EUVD |
EUVD-2020-12420 | An elevation of privilege vulnerability exists when the Windows Backup Engine 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 elevate privileges. The security update addresses the vulnerability by correcting how the Windows Backup Engine handles memory. |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
Mon, 23 Feb 2026 18:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | An elevation of privilege vulnerability exists when the Windows Backup Engine 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 elevate privileges. The security update addresses the vulnerability by correcting how the Windows Backup Engine handles memory. | An elevation of privilege vulnerability exists when the Windows Backup Engine 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 elevate privileges. The security update addresses the vulnerability by correcting how the Windows Backup Engine handles memory. |
Projects
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MITRE
Status: PUBLISHED
Assigner: microsoft
Published:
Updated: 2024-08-04T06:39:10.427Z
Reserved: 2019-11-04T00:00:00.000Z
Link: CVE-2020-1546
Vulnrichment
No data.
NVD
Status : Modified
Published: 2020-08-17T19:15:19.270
Modified: 2026-02-23T18:25:34.553
Link: CVE-2020-1546
Redhat
No data.
OpenCVE Enrichment
No data.
Weaknesses