CVE-2020-4001

Name: CVE-2020-4001
Creator: NVD / NIST
Published: 2020-11-24T16:15:16.573+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 2.90%

Last modified Jun 17, 2026

CVE-2020-4001 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The SD-WAN Orchestrator 3.3.2, 3.4.x, and 4.0.x has default passwords allowing for a Pass-the-Hash Attack. SD-WAN Orchestrator ships with default passwords for predefined accounts which may lead to to a Pass-the-Hash attack.. EPSS estimates a 2.90% chance of exploitation in the next 30 days.

Description

The SD-WAN Orchestrator 3.3.2, 3.4.x, and 4.0.x has default passwords allowing for a Pass-the-Hash Attack. SD-WAN Orchestrator ships with default passwords for predefined accounts which may lead to to a Pass-the-Hash attack.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

2.90%

85.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-1188

Affected Software

Vendor	Product	Versions
Vmware	Sd-Wan Orchestrator	>= 3.4.0, <= 3.4.4
Vmware	Sd-Wan Orchestrator	>= 4.0.0, <= 4.0.1
Vmware	Sd-Wan Orchestrator	3.3.2

References

http://www.vmware.com/security/advisories/VMSA-2020-0025.htmlVendor Advisory
http://www.vmware.com/security/advisories/VMSA-2020-0025.htmlVendor Advisory

Timeline

Published: Nov 24, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-4001?

How severe is CVE-2020-4001?

CVE-2020-4001 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.90% probability of exploitation in the next 30 days.

How do I fix CVE-2020-4001?

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-2020-4001?

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

Scan your code now

Source: NVD / NIST