CVE-2020-17103 in the critical feed json
Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability
published 2020-12-09 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-9058
- cvss
- 7.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 23.8%
- EPSS 23.8% chance of exploitation in 30 days, percentile 97%
- public exploits
- 0
- none known
Summary
Windows Cloud Files Mini Filter Driver Elevation of Privilege Vulnerability
Patch / fix
- Microsoft Windows 10 Version 1809 10.0.17763.8880
- Microsoft Windows 11 version 23H2 10.0.22631.7219
- Microsoft Windows 11 Version 24H2 10.0.26100.8655
- Microsoft Windows 11 Version 25H2 10.0.26200.8655
- Microsoft Windows 11 version 26H1 10.0.28000.2269
- Microsoft Windows Server 2019 10.0.17763.8880
- Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.8880
- Microsoft Windows Server 2025 10.0.26100.32995
- Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.32995
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 5 mo ago
Exploit prediction
23.84% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.0 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C |
| CNA | 3.1 | 7.0 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
| CNA | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C |
Affected products
- Microsoft Windows 10 Version 1809
- Microsoft Windows 11 version 23H2
- Microsoft Windows 11 Version 24H2
- Microsoft Windows 11 Version 25H2
- Microsoft Windows 11 version 26H1
- Microsoft Windows Server 2019
- Microsoft Windows Server 2019 (Server Core installation)
- Microsoft Windows Server 2025
- Microsoft Windows Server 2025 (Server Core installation)
Classification
- Weakness
-
- CWE-269 Improper Privilege Management
References
-
msrc.microsoft.com
/update-guide/vulnerability/CVE-2020-17103
vendor-advisory, patch
-
portal.msrc.microsoft.com
/en-US/security-guidance/advisory/CVE-2020-17103
patch, vendor-advisory
Sources
- CVE List CVE-2020-17103
- NVD CVE-2020-17103
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.