VULNERABILITY INTELLIGENCE

CVE-2021-28506

CVSS score9.1 CRITICAL

EPSS probability1.42%

CISA KEVNot currently listed

Published2022-01-14

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Description

An issue has recently been discovered in Arista EOS where certain gNOI APIs incorrectly skip authorization and authentication which could potentially allow a factory reset of the device.

Weakness classification

psirt@arista.com: CWE-285
nvd@nist.gov: CWE-306

Primary references

psirt@arista.com — Exploit, Mitigation, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Mitigation, Patch, Vendor Advisory