Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2022-3746

Severity CVSS v4.0:
Pending analysis
Type:
CWE-284 Improper Access Control
Publication date:
23/08/2023
Last modified:
29/08/2023

Description

A potential vulnerability was discovered in LCFC BIOS for some Lenovo consumer notebook models that could allow a local attacker with elevated privileges to cause some peripherals to work abnormally due to an exposed Embedded Controller (EC) interface.

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 6.70 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): High
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
6.70
Severity 3.x
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:lenovo:ideapad_1_14iau7_firmware:*:*:*:*:*:*:*:* jkcn34ww (excluding)
cpe:2.3:h:lenovo:ideapad_1_14iau7:-:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:ideapad_1_14igl7_firmware:*:*:*:*:*:*:*:* kkcn15ww (excluding)
cpe:2.3:h:lenovo:ideapad_1_14igl7:-:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:ideapad_1_15iau7_firmware:*:*:*:*:*:*:*:* jkcn34ww (excluding)
cpe:2.3:h:lenovo:ideapad_1_15iau7:-:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:ideapad_1_15igl7_firmware:*:*:*:*:*:*:*:* kkcn15ww (excluding)
cpe:2.3:h:lenovo:ideapad_1_15igl7:-:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:ideapad_1-14ijl7_firmware:*:*:*:*:*:*:*:* htcn31ww (excluding)
cpe:2.3:h:lenovo:ideapad_1-14ijl7:-:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:ideapad_1-15ijl7_firmware:*:*:*:*:*:*:*:* htcn31ww (excluding)
cpe:2.3:h:lenovo:ideapad_1-15ijl7:-:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:ideapad_3_14iau7_firmware:*:*:*:*:*:*:*:* jkcn34ww (excluding)
cpe:2.3:h:lenovo:ideapad_3_14iau7:-:*:*:*:*:*:*:*
cpe:2.3:o:lenovo:ideapad_3_15iau7_firmware:*:*:*:*:*:*:*:* jkcn34ww (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools