CVE-2021-28499: Medium severity Arista Metamako Operating System vulnerability

Published Sep 9, 2021
·
Updated

In Arista's MOS (Metamako Operating System) software which is supported on the 7130 product line, user account passwords set in clear text could leak to users without any password. This issue affects: Arista Metamako Operating System MOS-0.18 and post releases in the MOS-0.1x train All releases in the MOS-0.2x train MOS-0.31.1 and prior releases in the MOS-0.3x train

Affected Software

3 affected components
Arista Metamako Operating System>=0.10.0<=0.18.0
Arista Metamako Operating System>=0.20.0<0.32.0
Arista 7130

Remediation

Information

Upgrade to MOS-0.32.0

Information

Install hotfix stored at https://www.arista.com/assets/data/SecurityAdvisories/SA64-67/SecurityAdvisory64-67-Hotfix-mos-1818-2.0.0-1.11.core2_64.rpm For detailed information about hotfix installation, please see the advisory https://www.arista.com/en/support/advisories-notices/security-advisories/12912-security-advisory-64

Event History

Sep 9, 2021
CVE Published
via MITRE·12:38 PM
Data Sourced
via MITRE·12:38 PM
RemedyDescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the vulnerability ID for this issue in Arista's MOS?

The vulnerability ID for this issue in Arista's MOS is CVE-2021-28499.

2

What is the severity of CVE-2021-28499?

CVE-2021-28499 has a severity rating of 5.5 (medium).

3

Which version of Arista Metamako Operating System is affected?

Arista Metamako Operating System versions 0.10.0 to 0.18.0 are affected.

4

How can user account passwords leak in Arista's MOS?

In Arista's MOS, user account passwords set in clear text could leak to users without any password.

5

Where can I find more information about this vulnerability?

You can find more information about this vulnerability in the Arista Security Advisory at this link: [link](https://www.arista.com/en/support/advisories-notices/security-advisories/12912-security-advisory-64)

Contact

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