CVE-2020-13100

Name: CVE-2020-13100
Creator: NVD / NIST
Published: 2020-10-26T15:15:12.857+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.26%

Last modified Jun 17, 2026

CVE-2020-13100 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Arista’s CloudVision eXchange (CVX) server before 4.21.12M, 4.22.x before 4.22.7M, 4.23.x before 4.23.5M, and 4.24.x before 4.24.2F allows remote attackers to cause a denial of service (crash and restart) in the ControllerOob agent via a malformed control-plane packet.. EPSS estimates a 1.26% chance of exploitation in the next 30 days.

Description

Arista’s CloudVision eXchange (CVX) server before 4.21.12M, 4.22.x before 4.22.7M, 4.23.x before 4.23.5M, and 4.24.x before 4.24.2F allows remote attackers to cause a denial of service (crash and restart) in the ControllerOob agent via a malformed control-plane packet.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

1.26%

65.9th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Arista	Cloudvision Exchange	>= 4.21.5f, < 4.21.12m
Arista	Cloudvision Exchange	>= 4.22.0, < 4.22.7m
Arista	Cloudvision Exchange	>= 4.23.0, < 4.23.5m
Arista	Cloudvision Exchange	>= 4.24.0, < 4.24.2f

References

https://www.arista.com/en/support/advisories-notices/security-advisories/11758-security-advisory-52Exploit, Vendor Advisory
https://www.arista.com/en/support/advisories-notices/security-advisories/11758-security-advisory-52Exploit, Vendor Advisory

Timeline

Published: Oct 26, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-13100?

How severe is CVE-2020-13100?

CVE-2020-13100 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.26% probability of exploitation in the next 30 days.

How do I fix CVE-2020-13100?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-13100?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST