CVE-2023-4028

mediumpriority · track · 27EPSS 0.002 · 9 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.19% (9th) EPSS

CVSS 6.7 · medium

Is it mine?

30 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

A buffer overflow has been identified in the SystemUserMasterHddPwdDxe driver in some Lenovo Notebook products which may allow an attacker with local access and elevated privileges to execute arbitrary code.

cvss

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

6.7

010

base score 0–10 · higher = more severe · hover a vector to decode

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

v3.16.7mediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:Hsecondary · ENISA EU

v3.16.7mediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:Hsecondary · psirt@lenovo.comexploitability 0.8 · impact 5.9

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-120USprimary

affected products (30)

Products and version ranges known to be affected.

Lenovo Lenovo Notebookall versionsenisa_euvdEU
lenovo 13w yoga firmware< jacn38wwnvdUScpe:2.3:o:lenovo:13w_yoga_firmware:*:*:*:*:*:*:*:*
lenovo 13w yoga gen 2 firmware< kbcn20wwnvdUScpe:2.3:o:lenovo:13w_yoga_gen_2_firmware:*:*:*:*:*:*:*:*
lenovo flex 5-14alc05 firmware< gjcn32wwnvdUScpe:2.3:o:lenovo:flex_5-14alc05_firmware:*:*:*:*:*:*:*:*
lenovo flex 5-14are05 firmware< eecn43wwnvdUScpe:2.3:o:lenovo:flex_5-14are05_firmware:*:*:*:*:*:*:*:*
lenovo flex 5-14iil05 firmware< eccn45wwnvdUScpe:2.3:o:lenovo:flex_5-14iil05_firmware:*:*:*:*:*:*:*:*
lenovo flex 5-14itl05 firmware< fxcn44wwnvdUScpe:2.3:o:lenovo:flex_5-14itl05_firmware:*:*:*:*:*:*:*:*
lenovo flex 5-15alc05 firmware< gjcn32wwnvdUScpe:2.3:o:lenovo:flex_5-15alc05_firmware:*:*:*:*:*:*:*:*
lenovo flex 5-15iil05 firmware< eccn45wwnvdUScpe:2.3:o:lenovo:flex_5-15iil05_firmware:*:*:*:*:*:*:*:*
lenovo flex 5-15itl05 firmware< fxcn44wwnvdUScpe:2.3:o:lenovo:flex_5-15itl05_firmware:*:*:*:*:*:*:*:*
lenovo flex 7 14iru8 firmware< l6cn20wwnvdUScpe:2.3:o:lenovo:flex_7_14iru8_firmware:*:*:*:*:*:*:*:*
lenovo ideapad 1-11ada05 firmware< fqcn29wwnvdUScpe:2.3:o:lenovo:ideapad_1-11ada05_firmware:*:*:*:*:*:*:*:*
lenovo ideapad 1-11igl05 firmware< dwcn28wwnvdUScpe:2.3:o:lenovo:ideapad_1-11igl05_firmware:*:*:*:*:*:*:*:*
lenovo ideapad 1-14ada05 firmware< fqcn29wwnvdUScpe:2.3:o:lenovo:ideapad_1-14ada05_firmware:*:*:*:*:*:*:*:*
lenovo ideapad 1-14igl05 firmware< dwcn28wwnvdUScpe:2.3:o:lenovo:ideapad_1-14igl05_firmware:*:*:*:*:*:*:*:*
lenovo ideapad flex 5 14abr8 firmware< l7cn17wwnvdUScpe:2.3:o:lenovo:ideapad_flex_5_14abr8_firmware:*:*:*:*:*:*:*:*
lenovo ideapad flex 5 14alc7 firmware< jccn35wwnvdUScpe:2.3:o:lenovo:ideapad_flex_5_14alc7_firmware:*:*:*:*:*:*:*:*
lenovo ideapad flex 5 14iau7 firmware< j7cn44wwnvdUScpe:2.3:o:lenovo:ideapad_flex_5_14iau7_firmware:*:*:*:*:*:*:*:*
lenovo ideapad flex 5 14iru8 firmware< l6cn20wwnvdUScpe:2.3:o:lenovo:ideapad_flex_5_14iru8_firmware:*:*:*:*:*:*:*:*
lenovo ideapad flex 5 16abr8 firmware< l7cn17wwnvdUScpe:2.3:o:lenovo:ideapad_flex_5_16abr8_firmware:*:*:*:*:*:*:*:*

showing 20 of 30

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 2023-08-17modified 2026-06-17

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+5664 more

references (4)

External citations — patches, advisories, analysis.

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