CVE-2020-16910
moderate-risk
Published 2020-10-16
<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>
Do I need to act?
~
4.0% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.2/10
Medium
LOCAL
/ LOW complexity
Affected Products (13)
Affected Vendors
44
/ 100
moderate-risk
Severity
20/34 · Moderate
Exploitability
7/34 · Low
Exposure
17/34 · Moderate