CVE-2021-28494: Critical 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, 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
Affected Software
2 affected components
Arista Metamako Operating System<=0.34.0
Arista 7130
Remediation
Information
Upgrade to MOS-0.35.0
Event History
Sep 9, 2021
CVE Published
via MITRE·12:46 PM
Data Sourced
via MITRE·12:46 PM
RemedyDescriptionSeverityWeakness
Frequently Asked Questions
1
What is the vulnerability ID of this issue?
The vulnerability ID is CVE-2021-28494.
2
What is the severity of CVE-2021-28494?
The severity of CVE-2021-28494 is critical.
3
Which software is affected by CVE-2021-28494?
The Arista Metamako Operating System (MOS) version 0.34.0 and prior releases are affected.
4
How can unprivileged users bypass authentication in Arista's MOS software?
Unprivileged users can bypass authentication in Arista's MOS software by accessing the Web UI under certain conditions.
5
Is the Arista 7130 product line affected by CVE-2021-28494?
No, the Arista 7130 product line is not affected by CVE-2021-28494.