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7.8
HIGH CVSS 3.1
CVE-2020-17103
Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability
Overview
Description

Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability

Details
INFO

Published Date :

Dec. 10, 2020, 12:15 a.m.

Last Modified :

May 18, 2026, 1:16 p.m.

Remotely Exploit :

No

Source :

[email protected]
Impact
Affected Products

The following products are affected by CVE-2020-17103 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Microsoft windows_10
2 Microsoft windows_server_2016
3 Microsoft windows_server_2019
4 Microsoft windows_10_1809
5 Microsoft windows_10_20h2
6 Microsoft windows_11
7 Microsoft windows_10_1803
8 Microsoft windows_11_23h2
9 Microsoft windows_10_1909
10 Microsoft windows_server_20h2
11 Microsoft windows_server_1903
12 Microsoft windows_server_1909
13 Microsoft windows_server_2004
14 Microsoft windows_11_24h2
15 Microsoft windows_server_2025
16 Microsoft windows_11_25h2
17 Microsoft windows_11_26h1
: Total Affected Vendor : 1 | Products : 17
Scoring
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 HIGH [email protected]
CVSS 3.1 HIGH [email protected]
CVSS 3.1 HIGH [email protected]
Solution
A vulnerability in the Microsoft Windows Cloud Files Mini Filter Driver could allow for an elevation of privilege.
  • Apply the latest available cumulative update.
  • Reboot the system after applying the update.
Public PoC/Exploit Available at Github

CVE-2020-17103 has a 20 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

References
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2020-17103.

URL Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-17103
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17103 Patch Vendor Advisory
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2020-17103 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2020-17103 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Profile Photo
rainfantry/offsec-vader-assessment

OFFSEC kill chain assessment — full penetration test journal on authorized Windows 11 target. Recon, privilege escalation, evasion, persistence, injection, credential access, lateral movement.

Batchfile C++ C C# PowerShell Python

Updated: 2 days, 6 hours ago
0 stars 0 fork 0 watcher
Born at : June 13, 2026, 1:57 a.m. This repo has been linked 4 different CVEs too.
Profile Photo
turtletechmw/oscp-learn

None

Python C Shell PHP PowerShell ASP.NET

Updated: 1 week ago
0 stars 0 fork 0 watcher
Born at : June 11, 2026, 3:01 p.m. This repo has been linked 85 different CVEs too.
Profile Photo
0xBlackash/CVE-2020-17103

CVE-2020-17103

C#

Updated: 1 week, 4 days ago
0 stars 2 fork 2 watcher
Born at : June 7, 2026, 4:05 p.m. This repo has been linked 1 different CVEs too.
Profile Photo
rfranca777/miniplasma-advisory

MiniPlasma CVE-2020-17103 mitigation advisory

Updated: 2 weeks ago
0 stars 0 fork 0 watcher
Born at : June 4, 2026, 2:53 a.m. This repo has been linked 1 different CVEs too.
Profile Photo
Dylanthedabber/EasyPlasma

Easy way to set up plasma, automatically makes a backdoor on the system, and also comes int a bach file for easy usb-ing

C++ Batchfile C C# Shell PowerShell

Updated: 2 weeks ago
0 stars 0 fork 0 watcher
Born at : June 2, 2026, 9:29 p.m. This repo has been linked 1 different CVEs too.
Profile Photo
rainfantry/GeoDefend

Blue team mobile dashboard — React Native Expo app consuming Windows Defender LPE detection scanner output (WD_LPE_Detect.ps1)

JavaScript PowerShell TypeScript

Updated: 5 days, 7 hours ago
0 stars 0 fork 0 watcher
Born at : May 26, 2026, 1:21 p.m. This repo has been linked 1 different CVEs too.
Profile Photo
ChengYuQing2013/MiniPlasmaCopy

None

C#

Updated: 3 weeks, 4 days ago
1 stars 1 fork 1 watcher
Born at : May 23, 2026, 6:48 a.m. This repo has been linked 1 different CVEs too.
Profile Photo
magnus-rattlehead/miniplasma

None

Makefile C Python

Updated: 3 weeks, 1 day ago
3 stars 1 fork 1 watcher
Born at : May 23, 2026, 2:31 a.m. This repo has been linked 1 different CVEs too.
Profile Photo
AlexLinov/MiniPlasma-Runner

CVE-2020-17103 adapted for C2 with split-binary SYSTEM callback

C#

Updated: 3 weeks, 3 days ago
10 stars 9 fork 9 watcher
Born at : May 18, 2026, 3:36 p.m. This repo has been linked 1 different CVEs too.
Profile Photo
arch1m3d/MiniPlasma-Detection

Sigma detection rule for MiniPlasma (CVE-2020-17103)

Updated: 4 weeks, 2 days ago
1 stars 0 fork 0 watcher
Born at : May 18, 2026, 12:36 p.m. This repo has been linked 1 different CVEs too.
Profile Photo
jimmiehe/greenplasma-ctf-analysis

GreenPlasma CTF Analysis — the missing SYSTEM shell piece

C++

Updated: 1 month ago
0 stars 1 fork 1 watcher
Born at : May 17, 2026, 7:24 p.m. This repo has been linked 2 different CVEs too.
Profile Photo
ekomsSavior/Green_plasma_ctf

Solving green plasma

C++ C

Updated: 3 weeks, 4 days ago
15 stars 1 fork 1 watcher
Born at : May 17, 2026, 1:12 p.m. This repo has been linked 2 different CVEs too.
Profile Photo
h0mi3e/greenplasma-ctf-analysis

GreenPlasma CTF Analysis — the missing SYSTEM shell piece

C++

Updated: 1 month ago
1 stars 1 fork 1 watcher
Born at : May 17, 2026, 1:21 a.m. This repo has been linked 2 different CVEs too.
Profile Photo
0xDimas/MiniPlasma

CVE-2020-17103

C#

Updated: 1 month ago
0 stars 0 fork 0 watcher
Born at : May 14, 2026, 9:25 p.m. This repo has been linked 1 different CVEs too.
Profile Photo
Nightmare-Eclipse/MiniPlasma

CVE-2020-17103 was apparently not patched or the patch was reversed, regardless this the PoC for an LPE in cldflt.sys

C#

Updated: 4 weeks, 2 days ago
498 stars 120 fork 120 watcher
Born at : May 14, 2026, 8:32 p.m. This repo has been linked 1 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2020-17103 vulnerability anywhere in the article.

  • The Hacker News
Microsoft Patches Record 206 Flaws, Including Three Zero-Days and Critical RCE Bugs

Microsoft on Tuesday released fixes for a record 206 security vulnerabilities impacting its software portfolio, including three flaws that have been publicly disclosed at the time of release. Of the 2 ... Read more

Published Date: Jun 10, 2026 (1 week, 1 day ago)
  • Ars Technica
Locked in heated rivalry with researcher, Microsoft fixes 0-day they disclosed

Tuesday’s patch bundle also fixed MiniPlasma, a separate vulnerability disclosed by Nightmare Eclipse. Microsoft said in an email that the vulnerability is tracked as CVE-2020-17103, a vulnerability M ... Read more

Published Date: Jun 09, 2026 (1 week, 1 day ago)
  • TheCyberThrone
Windows Zero-Days Trilogy: Chaotic Eclipse’s Unpatched Assault

Background: Who Is Chaotic Eclipse?Security researcher Chaotic Eclipse, operating under the GitHub handle Nightmare-Eclipse, has published working exploit code for five separate Windows vulnerabilitie ... Read more

Published Date: May 20, 2026 (4 weeks, 1 day ago)
  • CybersecurityNews
New Windows ‘MiniPlasma’ Zero-Day Let Attackers Gain SYSTEM Access – PoC Released

A critical Windows privilege escalation zero-day vulnerability dubbed “MiniPlasma” has emerged with a public proof-of-concept exploit that allows attackers to achieve SYSTEM-level privileges on fully ... Read more

Published Date: May 18, 2026 (1 month ago)
  • The Hacker News
MiniPlasma Windows 0-Day Enables SYSTEM Privilege Escalation on Fully Patched Systems

Chaotic Eclipse, the security researcher behind the recently disclosed Windows flaws, YellowKey and GreenPlasma, has released a proof-of-concept (PoC) for a Windows privilege escalation zero-day flaw ... Read more

Published Date: May 18, 2026 (1 month ago)

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2020-17103 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    May. 18, 2026

    Action Type Old Value New Value
    Removed Reference https://github.com/Nightmare-Eclipse/MiniPlasma
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    May. 16, 2026

    Action Type Old Value New Value
    Added CWE CWE-269
    Added Reference https://github.com/Nightmare-Eclipse/MiniPlasma
  • CVE Modified by [email protected]

    Aug. 28, 2025

    Action Type Old Value New Value
    Added Reference https://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-17103
    Removed Reference https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17103
    Removed Reference Type https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17103 Types: Patch, Vendor Advisory
  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17103
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Dec. 30, 2023

    Action Type Old Value New Value
    Changed Description Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability This CVE ID is unique from CVE-2020-17134, CVE-2020-17136. Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability
    Added CVSS V3.1 Microsoft Corporation AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CWE Remap by [email protected]

    Jul. 21, 2021

    Action Type Old Value New Value
    Changed CWE CWE-269 NVD-CWE-noinfo
  • Modified Analysis by [email protected]

    Mar. 04, 2021

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Feb. 22, 2021

    Action Type Old Value New Value
    Changed Description , aka 'Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability'. This CVE ID is unique from CVE-2020-17134, CVE-2020-17136. Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability This CVE ID is unique from CVE-2020-17134, CVE-2020-17136.
  • Initial Analysis by [email protected]

    Dec. 11, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:C/I:C/A:C)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17103 No Types Assigned https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17103 Patch, Vendor Advisory
    Added CWE NIST CWE-269
    Added CPE Configuration OR *cpe:2.3:o:microsoft:windows_10:-:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_10:20h2:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_10:1803:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_10:1809:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_10:1909:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_10:2004:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2016:-:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2016:20h2:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2016:1903:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2016:1909:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2016:2004:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2019:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CVSS
Vulnerability Scoring Details
Base CVSS Score: 7.8
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact
Base CVSS Score: 7.2
Access Vector
Access Complexity
Authentication
Confidentiality Impact
Integrity Impact
Availability Impact
EPSS
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

1.31 }} 0.17%

score

0.66759

percentile