CVE-2020-7121

Name: CVE-2020-7121
Creator: NVD / NIST
Published: 2020-09-23T13:15:16.03+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.99%

Last modified Jun 17, 2026

CVE-2020-7121 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Two memory corruption vulnerabilities in the Aruba CX Switches Series 6200F, 6300, 6400, 8320, 8325, and 8400 have been found. Successful exploitation of these vulnerabilities could result in Local Denial of Service of the LLDP (Link Layer Discovery Protocol) process in the switch. EPSS estimates a 0.99% chance of exploitation in the next 30 days.

Description

Two memory corruption vulnerabilities in the Aruba CX Switches Series 6200F, 6300, 6400, 8320, 8325, and 8400 have been found. Successful exploitation of these vulnerabilities could result in Local Denial of Service of the LLDP (Link Layer Discovery Protocol) process in the switch. This applies to firmware versions prior to 10.04.3021.

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

0.99%

58.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Arubanetworks	Cx 6200f Firmware	<= 10.04.3021
Arubanetworks	Cx 6300 Firmware	<= 10.04.3021
Arubanetworks	Cx 6400 Firmware	<= 10.04.3021
Arubanetworks	Cx 8320 Firmware	<= 10.04.3021
Arubanetworks	Cx 8325 Firmware	<= 10.04.3021
Arubanetworks	Cx 8400 Firmware	<= 10.04.3021

References

https://www.arubanetworks.com/assets/alert/ARUBA-PSA-2020-009.txtVendor Advisory
https://www.arubanetworks.com/assets/alert/ARUBA-PSA-2020-009.txtVendor Advisory

Timeline

Published: Sep 23, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-7121?

How severe is CVE-2020-7121?

CVE-2020-7121 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.99% probability of exploitation in the next 30 days.

How do I fix CVE-2020-7121?

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-2020-7121?

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

Scan your code now

Source: NVD / NIST