What’s Vulnerable › Vulnerabilities
CVE-2024-6858: 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.
- Severity: medium (CVSS 6.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.1% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-06-04 · updated 2026-07-22
- Weakness: CWE-1287
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.
Affected products
- Arista Networks EOS: from 4.31.0 through 4.31.1F; from 4.30.0 through 4.30.5M; from 4.29.0 through 4.29.7M; from 4.28.10 through 4.28.10.1M
References
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