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CVE PROGRAM SOURCE RECORD2.3 Low

CVE-2026-19640

Security Advisory 0170

Description

On affected platforms running Arista EOS, an authenticated user with access to the gNMI (gRPC Network Management Interface) may receive incorrect authorization results, potentially allowing access beyond their currently assigned permissions. This issue was discovered internally by Arista and the company is not aware of any malicious uses of this issue in customer networks.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Arista Networks EOS

Default version status: unaffected

  • 4.36.0F to ≤ 4.36.0.1Faffected
  • 4.35.0F to ≤ 4.35.5Maffected
  • 4.34.0F to ≤ 4.34.7Maffected
  • 4.33.0F to ≤ 4.33.8Maffected
  • 4.24.0F to < 4.33.0Faffected

References