CVE-2020-5319

highpriority · track · 30EPSS 0.014 · 72 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

1.40% (72nd) EPSS

CVSS 7.8 · high

Is it mine?

4 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

Dell EMC Unity, Dell EMC Unity XT, and Dell EMC UnityVSA versions prior to 5.0.2.0.5.009 contain a Denial of Service vulnerability on NAS Server SSH implementation that is used to provide SFTP service on a NAS server. A remote unauthenticated attacker may potentially exploit this vulnerability and cause a Denial of Service (Storage Processor Panic) by sending an out of order SSH protocol sequence.

cvss

Technical severity, 0–10. One row per scoring source.

7.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.9–7.8

v2.07.8highAV:N/AC:L/Au:N/C:N/I:N/A:Cprimary · NVD / NIST USexploitability 10 · impact 6.9

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · ENISA EU

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · security_alert@emc.comexploitability 3.9 · impact 3.6

v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-129USprimary

affected products (4)

Products and version ranges known to be affected.

Dell Unityunspecified → 5.0.2.0.5.009enisa_euvdEU
dell emc unity operating environment< 5.0.2.0.5.009nvdUScpe:2.3:a:dell:emc_unity_operating_environment:*:*:*:*:*:*:*:*
dell emc unity xt operating environment< 5.0.2.0.5.009nvdUScpe:2.3:a:dell:emc_unity_xt_operating_environment:*:*:*:*:*:*:*:*
dell emc unityvsa operating environment< 5.0.2.0.5.009nvdUScpe:2.3:a:dell:emc_unityvsa_operating_environment:*:*:*:*:*:*:*:*

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2020-02-06modified 2026-06-17

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+953 more

references (5)

External citations — patches, advisories, analysis.

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