PT-2021-17874 · Arista · Arista Metamako Operating System

Published 2021-09-09 · Updated 2023-06-30 · CVE-2021-28498

Positive Technologies (AI Summary)

CVSS v3.1

8.7

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: Arista Metamako Operating System versions 0.13 through 0.26.6 Arista Metamako Operating System versions 0.31.1 and prior

Description: The issue in Arista's MOS software allows unprivileged users to gain complete access to the systems when user enable passwords are set in clear text.

Recommendations: For versions 0.13 through 0.26.6, update to a version outside of the affected range to resolve the issue. For versions 0.31.1 and prior, update to a version outside of the affected range to resolve the issue. As a temporary workaround, consider restricting access to sensitive areas of the system until a patch is available.

Fix

Insufficiently Protected Credentials

Weakness Enumeration

CWE-255

CWE-522

Related Identifiers

CVE-2021-28498

Affected Products

Arista Metamako Operating System

References · 4

• https://arista.com/en/support/advisories-notices/security-advisories/12912-security-advisory-64 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-28498 · Security Note
• https://osv.dev/vulnerability/CVE-2021-28498 · Vendor Advisory
• https://t.me/cibsecurity/28582 · Telegram Post