CVE-2024-6858

MEDIUM EPSS 4.0%
Published Jun 4, 20263w ago · Modified Jun 17, 20262w ago
6.5 CVSS 3.1
Medium
Find Similar
Published Jun 4, 2026 3w ago
Last Modified Jun 17, 2026 2w ago

Description

In Arista’s EOS when in 802.1X mode, multi-auth unauthenticated hosts might be allowed access to a switch port if there exists an EAPOL capable device in the fallback VLAN.

CVSS Details

Base Score
6.5
Exploitability
2.8
Impact
3.6
Vector string
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack Vector Adjacent
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity High
Availability None

Threat Intelligence

EPSS Exploit Probability
4.0% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-1287

References 1

  • arista.com https://www.arista.com/en/support/advisories-notices/security-advisory/19917-security-advisory-0103

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.