CVE-2026-7473

Arista Extensible Operating System Incomplete Comparison with Missing Factors Vulnerability

Eos

On affected platforms running Arista EOS where a tunnel decapsulation configuration—such as VXLAN (Virtual Extensible LAN), decap-groups, or a GRE (Generic Routing Encapsulation) tunnel interface—is present, the switch will incorrectly decapsulate and forward other unexpected tunneled packet with a destination IP matching its configured decapsulation IP. This occurs because the switch does not verify the tunnel protocol type, potentially leading to the unexpected processing…

5. Jun 2026

Ausgewertete Quellen

• Hersteller
  https://www.arista.com/en/support/advisories-notices/security-advisory/24005-security-advisory-0137
• CISA
  https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-7473
• CISA
  Arista Extensible Operating System Incomplete Comparison with Missing Factors Vulnerability
• NVD
  CVE-2026-7473