CVE-2020-16910

EUVD-2020-8868
<p>A security feature bypass vulnerability exists when Microsoft Windows fails to handle file creation permissions, which could allow an attacker to create files in a protected Unified Extensible Firmware Interface (UEFI) location.</p>
<p>To exploit this vulnerability, an attacker could run a specially crafted application to bypass Unified Extensible Firmware Interface (UEFI) variable security in Windows.</p>
<p>The security update addresses the vulnerability by correcting security feature behavior to enforce permissions.</p>
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.2 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
microsoftCNA
6.2 MEDIUM
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N/E:P/RL:O/RC:C
Base Score
CVSS 3.x
EPSS Score
Percentile: 86%
Affected Products (NVD)
VendorProductVersion
microsoftwindows_10
-
microsoftwindows_server_2016
-
microsoftwindows_server_2019
-
𝑥
= Vulnerable software versions
Windows Releases
Platform
Version
Windows 10
(x64, x86)
1607 (x64, x86)
1709 (arm64, x64, x86)
1803 (arm64, x64, x86)
1809 (arm64, x64, x86)
1903 (arm64, x64, x86)
1909 (arm64, x64, x86)
2004 (arm64, x64, x86)
Windows Server
1903 Server Core
1909 Server Core
2004 Server Core
Windows Server 2016
Server Core
Standard
Windows Server 2019
Server Core
Standard