High severity8.6NVD Advisory· Published Nov 10, 2026· Updated Nov 10, 2026

CVE-2026-121370

Description

On affected platforms running Arista EOS with Precision Time Protocol (PTP) configured, an unauthenticated attacker with network access to a PTP-enabled port can create a denial of service (DoS) condition by sending traffic to the system.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Arista/Eosllm-fuzzy

Patches

Vulnerability mechanics

References

www.arista.com/en/support/advisories-notices/security-advisory/25046-security-advisory-0224nvd

News mentions

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