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Loading vulnerability database

BACK TO VEDB

CVE-2026-120980: Arista Networks EOS: On affected platforms running Arista EOS with VPLS-BGP enabled, an attacker who has established a BGP session with the…

Name: CVE-2026-120980: Arista Networks EOS: On affected platforms running Arista EOS with VPLS-BGP enabled, an attacker who has established a BGP session with the…
Creator: Rapid7
Published: 2026-11-10T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2026-120980, CWE-617, CVSS 5.3

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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.

CVSS Details

CVSS 4.0 Base Score: 6 (MEDIUM)
CVSS 4.0 Vector: (CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X)
CVSS 3.1 Base Score: 5.3
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H)

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CVE details

CVSS v4 Score

6.0 Medium

CVSS v3 Score

5.3 Medium

EPSS ScoreN/A

EPSS PercentileN/A

In CISA KEV CatalogueFalse

Published

Nov 10, 2026

References

MITRE ↗
NVD ↗

MDR Buyer's Guide

Global Threat Landscape Report