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CVE-2026-120983 Details

Description

On affected EOS platforms where 802.1x is configured in multi-host authenticated mode and the device is configured with Policy Based Routing (PBR), traffic from unauthenticated hosts may be forwarded to the destination configured in the PBR policies. This could potentially allow unauthenticated hosts access to networks. Additionally Layer 2 and Layer 3 control packets from unauthenticated hosts may get copied to the CPU.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:7.6 HIGHVector:CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://www.arista.com/en/support/advisories-notices/security-advisory/25037-security-advisory-0215	[email protected]

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-284	Improper Access Control	[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

1 change record found show changes