CVE-2023-43570

A potential vulnerability was reported in the SMI callback function of the OemSmi driver that...

6.7 Medium

A potential vulnerability was reported in the SMI callback function of the OemSmi driver that may allow a local attacker with elevated permissions to execute arbitrary code.

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

0.23%Up 0.2 points since Nov 9, 2023

What each source reports

CVE List Score used 6.7

A potential vulnerability was reported in the SMI callback function of the OemSmi driver that may allow a local attacker with elevated permissions to execute arbitrary code.

Record: CVE-2023-43570
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-20
Updated: 2026-11-02

EUVDEUVD-2023-47976 6.7

A potential vulnerability was reported in the SMI callback function of the OemSmi driver that may allow a local attacker with elevated permissions to execute arbitrary code.

Record: EUVD-2023-47976
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-2974-5gjv-486c 6.7

A potential vulnerability was reported in the SMI callback function of the OemSmi driver that...

A potential vulnerability was reported in the SMI callback function of the OemSmi driver that may allow a local attacker with elevated permissions to execute arbitrary code.

Record: GHSA-2974-5gjv-486c
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-20
Updated: 2026-11-02

NVD 6.7

A potential vulnerability was reported in the SMI callback function of the OemSmi driver that may allow a local attacker with elevated permissions to execute arbitrary code.

Record: CVE-2023-43570
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-20
Updated: 2026-11-02

Affected products

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History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases, 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-2023-43570 is a medium vulnerability (CVSS 6.7) in Lenovo Desktop Bios, published November 8, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.23%, the 14th percentile. No source names a fixed version.

Attack profile

How easy it is to exploit

What an attacker can affect

Exploit likelihood

What each source reports

Affected products

History

In short

References