Description
On affected platforms running Arista EOS with VPLS-BGP enabled, an attacker who has established a BGP session with the PE routers can send a specially crafted BGP packet to cause the BGP agent to restart unexpectedly.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Arista Networks | EOS | 4.34.0F ≤4.34.8M | — |
| Arista Networks | EOS | 4.33.0F ≤4.33.10M | — |
| Arista Networks | EOS | 4.36.0F ≤4.36.2F | — |
| Arista Networks | EOS | 4.35.0F ≤4.35.6M | — |
Advisories 1
- WID-SEC-2026-4509 Arista EOS: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 10, 2026