CVE-2025-8870

MEDIUM

Arista EOS - DoS

Title source: llm
STIX 2.1

Description

On affected platforms running Arista EOS, certain serial console input might result in an unexpected reload of the device.153

Scores

CVSS v3 4.9
EPSS 0.0001
EPSS Percentile 1.2%
Attack Vector PHYSICAL
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-248
Status published
Products (1)
Arista Networks/EOS 4.34.2FX
Published Nov 14, 2025
Tracked Since Feb 18, 2026