Vulnerability in Arista Networks Eos

CVE-2024-8000

On affected platforms running Arista EOS with 802.1X configured, certain conditions may occur where a dynamic ACL is received from the AAA server resulting in only the first line of the ACL being installed after an Accelerated Software Upgrade (ASU) restart. Note: supplicants with pending captive-portal authentication during ASU would be impacted with this bug.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.002 (8.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 9th percentile — 8.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2024-8000: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2024-8000?
CVE-2024-8000 is a medium-severity vulnerability in Arista Networks Eos, classified under Improper Validation of Specified Quantity in Input. CVSS score: 5.3/10. Published 2025-03-04.
How severe is CVE-2024-8000?
Medium severity. CVSS v3 base score is 5.3 out of 10.