CVE-2022-34420

mediumpriority · track · 27EPSS 0.002 · 7 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.17% (7th) EPSS

CVSS 6.7 · medium

Is it mine?

81 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · nvd · cert_bund

EPSS · scored 2026-10-27

Dell PowerEdge BIOS and Dell Precision BIOS contain an Improper SMM communication buffer verification vulnerability. A local malicious user with high Privileges may potentially exploit this vulnerability to perform arbitrary code execution or cause denial of service.

cvss

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

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.1–7.5

v3.16.7mediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 0.8 · impact 5.9

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

v3.17.5highCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:Hsecondary · security_alert@emc.comexploitability 0.8 · impact 6

v3.16.1mediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: no · Technical Impact: totalcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119USprimary

affected products (81)

Products and version ranges known to be affected.

Dell PowerEdge Platform≤ 14G,15Genisa_euvdEU
dell c4130 firmware< 2.16.0nvdUScpe:2.3:o:dell:c4130_firmware:*:*:*:*:*:*:*:*
dell c4140 firmware< 2.16.1nvdUScpe:2.3:o:dell:c4140_firmware:*:*:*:*:*:*:*:*
dell c6320 firmware< 2.16.0nvdUScpe:2.3:o:dell:c6320_firmware:*:*:*:*:*:*:*:*
dell c6420 firmware< 2.16.1nvdUScpe:2.3:o:dell:c6420_firmware:*:*:*:*:*:*:*:*
dell c6520 firmware< 1.8.2nvdUScpe:2.3:o:dell:c6520_firmware:*:*:*:*:*:*:*:*
dell c6525 firmwareall versionsnvdUScpe:2.3:o:dell:c6525_firmware:*:*:*:*:*:*:*:*
dell dss8440 firmware< 2.16.1nvdUScpe:2.3:o:dell:dss8440_firmware:*:*:*:*:*:*:*:*
dell fc430 firmware< 2.16.0nvdUScpe:2.3:o:dell:fc430_firmware:*:*:*:*:*:*:*:*
dell fc630 firmware< 2.16.0nvdUScpe:2.3:o:dell:fc630_firmware:*:*:*:*:*:*:*:*
dell fc640 firmware< 2.16.1nvdUScpe:2.3:o:dell:fc640_firmware:*:*:*:*:*:*:*:*
dell fc830 firmware< 2.16.0nvdUScpe:2.3:o:dell:fc830_firmware:*:*:*:*:*:*:*:*
dell m630 firmware< 2.16.0nvdUScpe:2.3:o:dell:m630_firmware:*:*:*:*:*:*:*:*
dell m630p firmware< 2.16.0nvdUScpe:2.3:o:dell:m630p_firmware:*:*:*:*:*:*:*:*
dell m640 firmware< 2.16.1nvdUScpe:2.3:o:dell:m640_firmware:*:*:*:*:*:*:*:*
dell m640p firmware< 2.16.1nvdUScpe:2.3:o:dell:m640p_firmware:*:*:*:*:*:*:*:*
dell m830 firmware< 2.16.0nvdUScpe:2.3:o:dell:m830_firmware:*:*:*:*:*:*:*:*
dell m830p firmware< 2.16.0nvdUScpe:2.3:o:dell:m830p_firmware:*:*:*:*:*:*:*:*
dell mx740c firmware< 2.16.1nvdUScpe:2.3:o:dell:mx740c_firmware:*:*:*:*:*:*:*:*
dell mx750c firmware< 1.8.2nvdUScpe:2.3:o:dell:mx750c_firmware:*:*:*:*:*:*:*:*

showing 20 of 81

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-0341Dell PowerEdge: Mehrere SchwachstellenDeutsch2023-02-12csaf · cert_bundDE
Ein entfernter, authentisierter Angreifer kann mehrere Schwachstellen in Dell PowerEdge ausnutzen, um beliebigen Programmcode auszuführen oder einen Denial of Service Zustand herbeizuführen.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd cert_bund NVD CVE.org MITRE

published 2023-03-16modified 2026-06-17

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+21038 more

references (4)

External citations — patches, advisories, analysis.

scry

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