CVE-2020-17103

high

Description

Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability

References

References
More

https://www.theregister.com/security/2026/06/10/nightmare-eclipse-publishes-new-windows-defender-zero-day/5253725

https://www.bleepingcomputer.com/news/microsoft/microsoft-patches-yellowkey-greenplasma-miniplasma-zero-days/

https://thehackernews.com/2026/06/microsoft-patches-record-206-flaws.html

https://arstechnica.com/security/2026/06/locked-in-heated-rivalry-with-researcher-microsoft-fixes-0-day-they-disclosed/

https://www.threatlocker.com/blog/miniplasma-windows-privilege-escalation-zero-day-affects-fully-patched-systems

https://www.darkreading.com/cyberattacks-data-breaches/windows-zero-day-barrage-continues-after-patch-tuesday

https://www.securityweek.com/researcher-drops-miniplasma-windows-exploit-for-unpatched-2020-cve/

https://thehackernews.com/2026/05/miniplasma-windows-0-day-enables-system.html

https://securityaffairs.com/192325/hacking/chaotic-eclipse-discloses-miniplasma-zero-day-suggesting-a-missing-or-undone-2020-windows-security-fix.html

https://www.bleepingcomputer.com/news/microsoft/new-windows-miniplasma-zero-day-exploit-gives-system-access-poc-released/

https://github.com/Nightmare-Eclipse/MiniPlasma

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-17103

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2020-17103

Details

Source: Mitre, NVD

Published: 2020-12-10

Updated: 2026-06-17

Named Vulnerability: MiniPlasma

Risk Information

CVSS v2

Base Score: 7.2

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 7.8

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.01013

Vulnerability Watch

Tenable Research has classified this CVE under the following Vulnerability Watch classification, which includes active and historical (inactive) classifications. You can learn more about these classifications on our blog.

Vulnerability Being Monitored