CISA KEV

CVE-2021-20090

Arcadyan Buffalo Firmware Path Traversal Vulnerability

Arcadyan Buffalo firmware contains a path traversal vulnerability that could allow unauthenticated, remote attackers to bypass authentication and access sensitive information. This vulnerability affects multiple routers across several different vendors.

VendorArcadyan

ProductBuffalo Firmware

EPSS100.0%

Added to KEVNov 03, 2021

Remediation DueNov 17, 2021

Known Ransomware UseUnknown

CWECWE-22

Required Action

Apply updates per vendor instructions.

From Disclosure to Action

Know how quickly you need to move.

For CVE-2021-20090, added to the catalogue on Nov 03, 2021 with a remediation deadline of Nov 17, 2021.

Added to KEVNov 03, 2021

Seraph AlertSame day

Remediation DueNov 17, 2021

ValidationOngoing

Overdue1806 days overdue

Recommended action: Apply vendor remediation guidance.

Seraph Context

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Exploitation Context

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References

https://nvd.nist.gov/vuln/detail/CVE-2021-20090

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