Arista Extensible Operating System Incomplete Comparison with Missing Factors Vulnerability

Public source report. This item is not matched to your stack and does not establish whether you are affected.

• NewsExploited · CISA KEVArista · Extensible Operating System

  Arista Extensible Operating System Incomplete Comparison with Missing Factors Vulnerability

  CVE-2026-7473

  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.

  CISA's required action · due 23 Jun 2026 for U.S. federal civilian agencies

  Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

  Cited by CISA: arista.com · nvd.nist.gov

  Added to KEV 9 Jun 2026 · Source checked 4 Nov 2026, 16:30 UTC · CISA KEV entry

  Loading voting…