Microsoft Windows up to Server 2019 Cloud Files Mini Filter Driver GreenPlasma/MiniPlasma privileges management

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.7$5k-$25k0.00

Summaryinfo

A vulnerability classified as critical was found in Microsoft Windows. The affected element is an unknown function of the component Cloud Files Mini Filter Driver. The manipulation results in an unknown weakness. This vulnerability is reported as CVE-2020-17103. The attack requires a local approach. No exploit exists. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability was found in Microsoft Windows (Operating System). It has been classified as critical. Affected is an unknown function of the component Cloud Files Mini Filter Driver. CWE is classifying the issue as CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability

The weakness was disclosed 12/08/2020 as confirmed security guidance (Website). The advisory is shared for download at portal.msrc.microsoft.com. This vulnerability is traded as CVE-2020-17103. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 05/30/2026). The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability scanner Nessus provides a plugin with the ID 316497 (Windows Cloud Files Mini Filter Driver EoP (MiniPlasma) (Direct Check) (CVE-2020-17103)), which helps to determine the existence of the flaw in a target environment.

Applying a patch is able to eliminate this problem. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (316497). Once again VulDB remains the best source for vulnerability data.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 6.7

VulDB Base Score: 7.0
VulDB Temp Score: 6.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

Vendor Base Score (Microsoft): 7.0
Vendor Vector (Microsoft): 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.0
CNA Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 316497
Nessus Name: Windows Cloud Files Mini Filter Driver EoP (MiniPlasma) (Direct Check) (CVE-2020-17103)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

08/04/2020 🔍
12/08/2020 +126 days 🔍
12/08/2020 +0 days 🔍
12/09/2020 +0 days 🔍
05/30/2026 +1998 days 🔍

Sourcesinfo

Vendor: microsoft.com
Product: microsoft.com

Advisory: portal.msrc.microsoft.com
Status: Confirmed

CVE: CVE-2020-17103 (🔍)
GCVE (CVE): GCVE-0-2020-17103
GCVE (VulDB): GCVE-100-165732
scip Labs: https://www.scip.ch/en/?labs.20161215

Entryinfo

Created: 12/09/2020 07:34
Updated: 05/30/2026 06:36
Changes: 12/09/2020 07:34 (34), 12/09/2020 07:38 (20), 12/13/2020 17:18 (2), 12/13/2020 17:25 (20), 08/29/2025 01:52 (26), 05/17/2026 02:40 (1), 05/23/2026 11:11 (2), 05/30/2026 06:36 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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