HIGH
Windows Storage Services Elevation of Privilege Vulnerability
Published Oct 16, 2020
7.8
HIGHCVSS 3.1
EPSS 0.96%
Description
<p>An elevation of privilege vulnerability exists when the Windows Storage Services improperly handle file operations. An attacker who successfully exploited this vulnerability could gain elevated privileges.</p> <p>To exploit the vulnerability, an attacker would first need code execution on a victim system. An attacker could then run a specially crafted application.</p> <p>The security update addresses the vulnerability by ensuring the Windows Storage Services properly handle file operations.</p>
Affected products
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- Version 10.0.0StatusaffectedConstraints<publication
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- Version 10.0.0StatusaffectedConstraints<publication
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- Version 10.0.0StatusaffectedConstraints<publication
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- Version 10.0.0StatusaffectedConstraints<publication
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- Version 10.0.0StatusaffectedConstraints<publication
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- Version 10.0.0StatusaffectedConstraints<publication
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- Version 10.0.0StatusaffectedConstraints<publication
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- Version 10.0.0StatusaffectedConstraints<publication
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- Version 10.0.0StatusaffectedConstraints<publication
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- Version 10.0.0StatusaffectedConstraints<publication
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- Version 10.0.0StatusaffectedConstraints<publication
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- Version 10.0.0StatusaffectedConstraints<publication
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- Version 10.0.0StatusaffectedConstraints<publication
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- Version 10.0.0StatusaffectedConstraints<publication
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- Version 10.0.0StatusaffectedConstraints<publication
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- Version 10.0.0StatusaffectedConstraints<publication
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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 | Windows 10 Version 1507 | n/a |
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| Microsoft | Windows 10 Version 1607 | n/a |
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| Microsoft | Windows 10 Version 1709 | n/a |
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| Microsoft | Windows 10 Version 1709 for 32-bit Systems | n/a |
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| Microsoft | Windows 10 Version 1803 | n/a |
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| Microsoft | Windows 10 Version 1809 | n/a |
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| Microsoft | Windows 10 Version 1903 for 32-bit Systems | n/a |
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| Microsoft | Windows 10 Version 1903 for ARM64-based Systems | n/a |
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| Microsoft | Windows 10 Version 1903 for x64-based Systems | n/a |
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| Microsoft | Windows 10 Version 1909 | n/a |
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| Microsoft | Windows 10 Version 2004 | n/a |
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| Microsoft | Windows Server 2016 | n/a |
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| Microsoft | Windows Server 2016 (Server Core installation) | n/a |
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| Microsoft | Windows Server 2019 | n/a |
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| Microsoft | Windows Server 2019 (Server Core installation) | n/a |
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| Microsoft | Windows Server version 2004 | n/a |
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| Microsoft | Windows Server, version 1903 (Server Core installation) | n/a |
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| Microsoft | Windows Server, version 1909 (Server Core installation) | n/a |
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OR
- n/a
- 1607
- 1709
- 1803
- 1809
- 1903
- 1909
- 2004
- n/a
- 1903
- 1909
- 2004
- n/a
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
7.8 HIGH NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
1 other source (CVE.org) ▾
7.8 HIGH CVE.org
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
Exploit Maturity Proof of Concept
No CVSS v3.0 score for this CVE.
4.6 MEDIUM NVD
AV:L/AC:L/Au:N/C:P/I:P/A:P
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
0.96% 0.00961
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
EPSS probability 0.00961
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (18 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.96% (0.00961) | 60.24th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.95% (0.00945) | 56.30th | v5 (v2026.06.15) |
| Mar 30, 2025 | 0.54% (0.00542) | 65.04th | v4 (v2025.03.14) |
| Mar 29, 2025 | 4.30% (0.04303) | 81.11th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.69% (0.00694) | 70.18th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00043) | 11.28th | v3 (v2023.03.01) |
| Jun 18, 2024 | 0.04% (0.00043) | 9.50th | v3 (v2023.03.01) |
| Jan 3, 2024 | 0.04% (0.00043) | 7.49th | v3 (v2023.03.01) |
| Jan 1, 2024 | 0.05% (0.00047) | 14.13th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00043) | 7.39th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.15% (0.01150) | 60.47th | v2 (v2022.01.01) |
| Oct 18, 2022 | 1.15% (0.01150) | 59.39th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.15% (0.01150) | 57.39th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.37% (0.01372) | 45.59th | v2 (v2022.01.01) |
| Feb 3, 2022 | 17.64% (0.17642) | 92.83th | v1 |
| Jan 6, 2022 | 17.64% (0.17642) | 92.74th | v1 |
| Sep 1, 2021 | 4.56% (0.04557) | 86.26th | v1 |
| Apr 14, 2021 | 4.56% (0.04557) | 0.00th | v1 |
Weaknesses (0)
No CWE recorded.
References (1)
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0764 x_refsource_MISCPatchVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0764 | x_refsource_MISCPatchVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner microsoft
Published Oct 16, 2020
Updated Aug 4, 2024
Reserved Nov 4, 2019
Link CVE-2020-0764
CISA Vulnrichment
Updated n/a