CVE-2021-36308

highpriority · track · 40OT risk · elevatedEPSS 0.033 · 88 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

3.31% (88th) EPSS

CVSS 9.3 · high

Is it mine?

5 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

Networking OS10, versions prior to October 2021 with Smart Fabric Services enabled, contains an authentication bypass vulnerability. A remote unauthenticated attacker could exploit this vulnerability to gain access and perform actions on the affected system.

cvss

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

9.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–critical · 5.9–9.8

v2.09.3highAV:N/AC:M/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 8.6 · impact 10

v3.19.8criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 5.9

v3.15.9mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · ENISA EU

v3.15.9mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · security_alert@emc.comexploitability 2.2 · impact 3.6

v3.19criticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-287USprimaryCWE-288US

affected products (5)

Products and version ranges known to be affected.

Dell Networking OSunspecified → OS10 10.4.3.8,OS10 10.5.0.6C3,OS10 10.5.0.10,OS10 10.5.1.10,OS10 10.5.2.8,OS10 10.5.3.0P1,OS10 10.5.2.3kccenisa_euvdEU
dell networking os10< 10.4.3.8nvdUScpe:2.3:o:dell:networking_os10:*:*:*:*:*:*:*:*
dell networking os1010.5.0.0 → 10.5.0.10nvdUScpe:2.3:o:dell:networking_os10:*:*:*:*:*:*:*:*
dell networking os1010.5.1.0 → 10.5.1.10nvdUScpe:2.3:o:dell:networking_os10:*:*:*:*:*:*:*:*
dell networking os1010.5.2.0 → 10.5.2.8nvdUScpe:2.3:o:dell:networking_os10:*:*:*:*:*:*:*:*

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 2021-11-20modified 2026-06-17

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+7715 more

references (4)

External citations — patches, advisories, analysis.

scry

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