CVE-2020-1398 json
An elevation of privilege vulnerability exists when Windows Lockscreen fails to properly handle Ease of Access dialog.An attacker who succe…
published 2020-07-14 6 y ago modified 2026-06-17 4 mo ago also EUVD-2020-12274
- cvss
- 6.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.2%
- EPSS 1.2% chance of exploitation in 30 days, percentile 68%
- public exploits
- 0
- none known
Summary
An elevation of privilege vulnerability exists when Windows Lockscreen fails to properly handle Ease of Access dialog.An attacker who successfully exploited the vulnerability could execute commands with elevated permissions.The security update addresses the vulnerability by ensuring that the Ease of Access dialog is handled properly., aka 'Windows Lockscreen Elevation of Privilege Vulnerability'.
Patch / fix
Exploit prediction
1.19% chance of exploitation in the next 30 days, higher than 68% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 6.8 | CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 4.6 | AV:L/AC:L/Au:N/C:P/I:P/A:P |
Affected products
- Microsoft Windows 10 Version 2004 for 32-bit Systems
- Microsoft Windows 10 Version 2004 for ARM64-based Systems
- Microsoft Windows 10 Version 2004 for x64-based Systems
- Microsoft Windows Server, version 2004 (Server Core installation)
- Microsoft Windows
- Microsoft Windows Server
- Microsoft Windows 10 Version 1909 for 32-bit Systems
- Microsoft Windows 10 Version 1909 for x64-based Systems
- Microsoft Windows 10 Version 1909 for ARM64-based Systems
- Microsoft Windows Server, version 1909 (Server Core installation)
- Microsoft Windows 10 Version 1903 for 32-bit Systems
- Microsoft Windows 10 Version 1903 for x64-based Systems
- Microsoft Windows 10 Version 1903 for ARM64-based Systems
- Microsoft Windows Server, version 1903 (Server Core installation)
References
-
portal.msrc.microsoft.com
/en-US/security-guidance/advisory/CVE-2020-1398
patch, vendor-advisory
Sources
- CVE List CVE-2020-1398
- NVD CVE-2020-1398
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