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CRITICAL · 9.1

CVE-2021-28506

An issue has recently been discovered in Arista EOS where certain gNOI APIs incorrectly skip authorization and authentication which could potentially allow a factory reset of the device.

Vulnerability Description

An issue has recently been discovered in Arista EOS where certain gNOI APIs incorrectly skip authorization and authentication which could potentially allow a factory reset of the device.

CVSS Score

9.1

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
AristaEos>= 4.24.0, <= 4.24.7m

Related Weaknesses (CWE)

CWE-306CWE-285CWE-862

References

FAQ

What is CVE-2021-28506?

CVE-2021-28506 is a vulnerability with a CVSS score of 9.1 (CRITICAL). An issue has recently been discovered in Arista EOS where certain gNOI APIs incorrectly skip authorization and authentication which could potentially allow a factory reset of the device.

How severe is CVE-2021-28506?

CVE-2021-28506 has been rated CRITICAL with a CVSS base score of 9.1/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-28506?

Check the references section above for vendor advisories and patch information. Affected products include: Arista Eos.