CVE-2021-20090

Arcadyan Buffalo Firmware Path Traversal Vulnerability

CISA KEV FIRST EPSS Trusted public threat intelligence

Critical KEV Listed

Vendor

Arcadyan

Product

Buffalo Firmware

EPSS Score

1.0000

EPSS Percentile

1.000

Why this is prioritized

• This CVE is listed in the Known Exploited Vulnerabilities catalog.

• EPSS score: 1.0000

• EPSS percentile: 1.000

• Known ransomware campaign use: Unknown

• Added to KEV: 03 Nov 2021

• CISA remediation due date: 17 Nov 2021

Summary

This vulnerability is prioritized by TractionGRC using trusted public sources. KEV status reflects whether active exploitation has been observed, while EPSS reflects the estimated probability of exploitation in the next 30 days.

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