Description
On affected platforms running Arista EOS with gRPC Network Security Interface (gNSI) Credentialz configured, a specially crafted request can cause unintended modifications to the target account's properties. This may result in the account being assigned elevated privileges or access beyond what an administrator intended.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Arista Networks | EOS | 4.30.0F – < 4.31.0F, 4.31.0F – < 4.32.0F, 4.32.0F – < 4.33.0F, 4.33.0F – ≤ 4.33.8M, 4.34.0F – ≤ 4.34.7M, 4.35.0F – ≤ 4.35.5M, 4.36.0F – ≤ 4.36.0.1F | 4.31.0F |
Advisories 1
- WID-SEC-2026-3410 Arista EOS: Mehrere Schwachstellen BSI CERT-Bund (WID) · Sep 15, 2026
References
- Arista Networks Security Advisory 0165 vendor-advisory