CVE-2022-3742

A potential vulnerability was discovered in LCFC BIOS for some Lenovo consumer notebook models...

6.7 Medium

A potential vulnerability was discovered in LCFC BIOS for some Lenovo consumer notebook models that could allow a local attacker with elevated privileges to execute arbitrary code due to improper buffer validation.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: High
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.19%Up 0.1 points since Aug 24, 2023

What each source reports

CVE List Score used 6.7

Record: CVE-2022-3742
CVSS 3.1: 6.7 MediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-120
Updated: 2026-11-02

EUVDEUVD-2022-43098 6.7

Record: EUVD-2022-43098
CVSS 3.1: 6.7 MediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-03

GitHub AdvisoriesGHSA-4p5v-vvr2-vjmq 6.7

A potential vulnerability was discovered in LCFC BIOS for some Lenovo consumer notebook models...

Record: GHSA-4p5v-vvr2-vjmq
CVSS 3.1: 6.7 MediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-120
Updated: 2026-11-02

NVD 6.7

Record: CVE-2022-3742
CVSS 3.1: 6.7 MediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-120
Updated: 2026-11-02

Affected products

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History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases, products, published	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-3742 is a medium vulnerability (CVSS 6.7) in Jupyter Notebook, published August 23, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.19%, the 8th percentile. No source names a fixed version.