CVE-2021-28495 HIGH

CVE-2021-28495

Vendor Arista
Product Metamako Operating System
Weakness CWE-287 · Improper authentication
Published September 9, 2021
Last update August 3, 2024
View on NVD All CVEs

CVSS base score

7.2/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality None
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

In Arista's MOS (Metamako Operating System) software which is supported on the 7130 product line, under certain conditions, user authentication can be bypassed when API access is enabled via the JSON-RPC APIs. This issue affects: Arista Metamako Operating System All releases in the MOS-0.1x train MOS-0.13 and post releases in the MOS-0.1x train MOS-0.26.6 and below releases in the MOS-0.2x train MOS-0.31.1 and below releases in the MOS-0.3x train

Key dates

02Disclosure timeline

September 9, 2021 CVE published
August 3, 2024 Record updated