9.4

CVE-2021-28506

Exploit

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.

Data is provided by the National Vulnerability Database (NVD)
Arista ≫ Eos Version >= 4.24.0 <= 4.24.7m
Arista ≫ Eos Version >= 4.25.0 <= 4.25.3
Arista ≫ Eos Version >= 4.25.4 <= 4.25.4m
Arista ≫ Eos Version >= 4.25.5 <= 4.25.5.1m
Arista ≫ Eos Version >= 4.26.0 <= 4.26.2f
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 0.28% 0.509
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 9.1 3.9 5.2
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
nvd@nist.gov 9.4 10 9.2
AV:N/AC:L/Au:N/C:N/I:C/A:C
psirt@arista.com 9.1 3.9 5.2
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
CWE-285 Improper Authorization

The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action.

CWE-306 Missing Authentication for Critical Function

The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.

CWE-862 Missing Authorization

The product does not perform an authorization check when an actor attempts to access a resource or perform an action.