CVE-2020-29490

Name: CVE-2020-29490
Creator: NVD / NIST
Published: 2021-01-05T22:15:13.937+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 1.48%

Last modified Jun 17, 2026

CVE-2020-29490 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Dell EMC Unity, Unity XT, and UnityVSA versions prior to 5.0.4.0.5.012 contain a Denial of Service vulnerability on NAS Servers with NFS exports. A remote authenticated attacker could potentially exploit this vulnerability and cause Denial of Service (Storage Processor Panic) by sending specially crafted UDP requests.. EPSS estimates a 1.48% chance of exploitation in the next 30 days.

Description

Dell EMC Unity, Unity XT, and UnityVSA versions prior to 5.0.4.0.5.012 contain a Denial of Service vulnerability on NAS Servers with NFS exports. A remote authenticated attacker could potentially exploit this vulnerability and cause Denial of Service (Storage Processor Panic) by sending specially crafted UDP requests.

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

1.48%

70.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Dell	Emc Unity Operating Environment	< 5.0.4.0.5.012
Dell	Emc Unity Vsa Operating Environment	< 5.0.4.0.5.012
Dell	Emc Unity Xt Operating Environment	< 5.0.4.0.5.012

References

https://www.dell.com/support/kbdoc/000181248Vendor Advisory
https://www.dell.com/support/kbdoc/000181248Vendor Advisory

Timeline

Published: Jan 5, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-29490?

How severe is CVE-2020-29490?

CVE-2020-29490 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.48% probability of exploitation in the next 30 days.

How do I fix CVE-2020-29490?

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-2020-29490?

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

Scan your code now

Source: NVD / NIST