CVSS 8.7 (high) · published 2026-11-10
On affected platforms running Arista EOS with Border Gateway Protocol (BGP) configured, An unauthenticated attacker who can establish a BGP peering session with an affected device and can send specially crafted BGP messages to cause repeated BGP session resets, enabling sustained disruption to network routing and traffic forwarding.
Weakness: CWE-440
Source: NVD CVE-2026-120982
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