high
CISA KEV
CVE-2026-7473
Arista Extensible Operating System Incomplete Comparison with Missing Factors Vulnerability
Description
Arista Extensible Operating System (EOS) contains an incomplete comparison with missing factors vulnerability when the switch incorrectly decapsulate and forwards other unexpected tunneled packet with a destination IP matching its configured decapsulation IP.
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Federal remediation due Jun 23, 2026 — past due
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