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CVE-2020-17136

37
FAUCET Score

CVE-2020-17136 is an Elevation of Privilege vulnerability in the Windows Cloud Files Mini Filter Driver, affecting Windows 10, Server 2016, and Server 2019. It carries a high CVSS score of 7.8, indicating that a local, low-privileged attacker can achieve full compromise (confidentiality, integrity, availability) with low attack complexity. While not currently on CISA's KEV catalog, a Metasploit module exists for a related vulnerability (CVE-2020-1170), and it has garnered significant community and media attention.

Impacted Technologies

VendorProductVersion(s)CPE
20h2CPE matchmatch criteria
cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:arm64:*
20h2CPE matchmatch criteria
cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:x64:*
20h2CPE matchmatch criteria
cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:x86:*
1803CPE matchmatch criteria
cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:arm64:*
1803CPE matchmatch criteria
cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:x64:*

CVSS Data

CVSS version used by this source: 3.1

7.8HIGH

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
Exploitability Score
1.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
13.96%
Probability of exploitation in next 30 days
EPSS Percentile
96.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Metasploit: CVE-2020-1170 Cloud Filter Arbitrary File Creation EOP · Mar 10, 2020
This CVE's current EPSS score of 0.1396 is in the 99th percentile among its peer group of 17,070 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (24)

microsoftpatch availablevia nvd_reference
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 20H2 for ARM64-based Systems
View patch
microsoftpatch availablevia msrc
Product: Windows Server, version 20H2 (Server Core Installation)
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 20H2 for 32-bit Systems
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 2004 for 32-bit Systems
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 2004 for ARM64-based Systems
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 2004 for x64-based Systems
View patch
microsoftpatch availablevia msrc
Product: Windows Server, version 2004 (Server Core installation)
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 1803 for 32-bit Systems
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 1803 for x64-based Systems
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 1803 for ARM64-based Systems
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 1809 for 32-bit Systems
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 1809 for x64-based Systems
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 1809 for ARM64-based Systems
View patch
microsoftpatch availablevia msrc
Product: Windows Server 2019
View patch
microsoftpatch availablevia msrc
Product: Windows Server 2019 (Server Core installation)
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 1909 for 32-bit Systems
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 1909 for x64-based Systems
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 1909 for ARM64-based Systems
View patch
microsoftpatch availablevia msrc
Product: Windows Server, version 1909 (Server Core installation)
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 1903 for 32-bit Systems
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 1903 for x64-based Systems
View patch
microsoftpatch availablevia msrc
Product: Windows 10 Version 1903 for ARM64-based Systems
View patch
microsoftpatch availablevia msrc
Product: Windows Server, version 1903 (Server Core installation)
View patch

Vendor Advisories (1)

microsoft2020-Dec/CVE-2020-17136Important

Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability

Dec 8, 2020

References

portal.msrc.microsoft.com / en-US/security-guidance/advisory/CVE-2020-17136
PatchVendor Advisory
msrc.microsoft.com / update-guide/vulnerability/CVE-2020-17136