CVE-2024-5872

On affected platforms running Arista EOS, a specially crafted packet with incorrect VLAN tag might be copied to CPU, which may cause incorrect control plane behavior related to the packet, such as route flaps, multicast routes learnt, etc.

MEDIUM

6.5

CVSS Score

Published: January 10, 2025 at 08:25 PM UTC

Updated: June 17, 2026 at 08:16 AM UTC

1 product affected across 1 vendorArista EOS

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Severity

MEDIUM6.5

Exploit prediction

EPSS 0.4%

SSVC

PoC

Description

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Arista EOS · Arista Networks

60%

4.28.1F ≤ v ≤ 4.28.11F4.29.0M ≤ v ≤ 4.29.8M4.30.0M ≤ v ≤ 4.30.7M4.31.0M ≤ v ≤ 4.31.4M4.32.0F ≤ v ≤ 4.32.2F4.28.1F 4.29.0M 4.30.0M 4.31.0M 4.32.0F

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Source: [email protected]

https://www.arista.com/en/support/advisories-notices/security-advisory/20649-security-advisory-0106

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.5MEDIUMArista

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: NONE
Integrity: LOW
Availability: LOW

Vector?

Quick Info

StatusDEFERRED

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