MEDIUMCVSS 5.8Actively exploited · CISA KEV since 2026-06-09Vulnerability

CVE-2026-7473

Arista Extensible Operating System (EOS) contains an incomplete comparison with missing factors vulnerability when the switch incorrectly decapsulate and forwards other unexpected tunneled packet with a destination IP matching its configured decapsulation IP.

Properties

Euvd product
EOS
Vulnerability name
Arista Extensible Operating System Incomplete Comparison with Missing Factors Vulnerability
First seen
2026-10-07T18:27:31+00:00
Cvss score
5.8
Epss score
0.00649
Last seen
2026-10-19T12:00:27+00:00
Due date
2026-06-23
Euvd assigner
Arista
Retrieved at
2026-10-24T10:38:16+00:00
Exploited euvd since
2026-06-09T00:00:00+00:00
Src batch id
epss_history-20261020T103617Z-728ddd
Source url
https://epss.empiricalsecurity.com/epss_scores-2026-10-19.csv.gz
Date added
2026-06-09
Score
5.8
Euvd base score version
4.0
Fetched at
2026-10-20T10:36:20+00:00
Euvd vendor
Arista Networks
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
In Signal since
initial import (Sep 2026)
Euvd base score
6.9

Related Entities (105 · showing 23)

AFFECTS_PRODUCT (102 · showing 20)

→[Product]arista 7800r3-36d
→[Product]arista 7804r3
→[Product]arista 7504r3
→[Product]arista 7816lr3
→[Product]arista 7500r3-36cq
→[Product]arista 7508r3
→[Product]arista 7508r-fm
→[Product]arista 7800r3a-36d
→[Product]arista 7512r3
→[Product]arista 7800r3a-36p

HAS_WEAKNESS (1)

INVOLVES (1)

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CVE-2026-7473 (CVSS 5.8) — Ninja Signal Threat Intelligence | Ninja Signal