CVE-2021-43217

high-risk
Published 2021-12-15

Windows Encrypting File System (EFS) Remote Code Execution Vulnerability

Do I need to act?

!
23.7% chance of exploitation in next 30 days
EPSS score — higher than 76% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.1/10 High
NETWORK / HIGH complexity

Affected Vendors

58
/ 100
high-risk
Severity 24/34 · High
Exploitability 14/34 · Moderate
Exposure 20/34 · Moderate