CVE-2021-28494 - Vulnerability Details - OpenCVE

Description

In Arista's MOS (Metamako Operating System) software which is supported on the 7130 product line, under certain conditions, authentication is bypassed by unprivileged users who are accessing the Web UI. This issue affects: Arista Metamako Operating System MOS-0.34.0 and prior releases

Published: 2021-09-09

Score: 9.6 Critical

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Arista

Metamako Operating System

affected

Version	Status	Constraints
`MOS-0.35.0`	affected	< MOS-0.35.0

Configuration 1 [-]

AND

cpe:2.3:o:arista:metamako_operating_system:*:*:*:*:*:*:*:*

cpe:2.3:h:arista:7130:-:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

Vendor Solution

Upgrade to MOS-0.35.0

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2021-15170	In Arista's MOS (Metamako Operating System) software which is supported on the 7130 product line, under certain conditions, authentication is bypassed by unprivileged users who are accessing the Web UI. This issue affects: Arista Metamako Operating System MOS-0.34.0 and prior releases

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Changed

Confidentiality Impact None

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.00108.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://www.arista.com/en/support/advisories-notices/security-advisories/12916-security-advisory-68

History

No history.

Subscriptions

Arista 7130 Metamako Operating System

MITRE

Status: PUBLISHED

Assigner: Arista

Published: 2021-09-09T12:46:58.000Z

Updated: 2024-08-03T21:47:31.799Z

Reserved: 2021-03-16T00:00:00.000Z

Link: CVE-2021-28494

Vulnrichment

No data.

NVD

Status : Modified

Published: 2021-09-09T13:15:09.013

Modified: 2024-11-21T05:59:46.630

Link: CVE-2021-28494

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-287

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