CVE-2020-4383

Name: CVE-2020-4383
Creator: NVD / NIST
Published: 2020-08-24T16:15:11.017+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 1.05%

Last modified Jun 17, 2026

CVE-2020-4383 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. IBM Spectrum Scale for IBM Elastic Storage Server 5.3.0 through 5.3.5 could allow an authenticated user to cause a denial of service during deployment while configuring some of the network services. IBM X-Force ID: 179165.. EPSS estimates a 1.05% chance of exploitation in the next 30 days.

Description

IBM Spectrum Scale for IBM Elastic Storage Server 5.3.0 through 5.3.5 could allow an authenticated user to cause a denial of service during deployment while configuring some of the network services. IBM X-Force ID: 179165.

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

1.05%

60.1th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Ibm	Elastic Storage Server	>= 5.3.0, <= 5.3.5

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/179165VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/6320003Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/179165VDB Entry, Vendor Advisory
https://www.ibm.com/support/pages/node/6320003Vendor Advisory

Timeline

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

Frequently Asked Questions

What is CVE-2020-4383?

How severe is CVE-2020-4383?

CVE-2020-4383 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.05% probability of exploitation in the next 30 days.

How do I fix CVE-2020-4383?

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-2020-4383?

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

Scan your code now

Source: NVD / NIST