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Δ / VULNERABILITY RECORD

CVE-2021-20090.

Source-reported disclosure and enrichment record.

SEVERITY / CVSSUnscoredNo severity score in this snapshot.
EXPLOITATION STATUSCISA known exploitedAdded Nov 03, 2021
RECORD STATUSAwaiting NVD dataModified Nov 03, 2021

Disclosure summary

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.

CISA remediation guidance

Apply updates per vendor instructions.

Original records & references

PUBLISHED 2021-11-03T00:00:00-04:00
MODIFIED 2021-11-03T00:00:00-04:00
INGESTED 2026-10-06T11:42:59-04:00