NVD

CVE-2021-3843 Detail

Description

A potential vulnerability in the SMI function to access EEPROM in some ThinkPad models may allow an attacker with local access and elevated privileges to execute arbitrary code.

Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.

CVSS 4.0 Severity and Vector Strings:

NIST: NVD

N/A

NVD assessment not yet provided.

CVSS 3.x Severity and Vector Strings:

CNA: Lenovo Group Ltd.

Base Score: 6.7 MEDIUM

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

CVSS 2.0 Severity and Vector Strings:

National Institute of Standards and Technology

NIST: NVD

Base Score: 7.2 HIGH

Vector: (AV:L/AC:L/Au:N/C:C/I:C/A:C)

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink	Resource
https://support.lenovo.com/us/en/product_security/LEN-72619	Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
NVD-CWE-noinfo	Insufficient Information	NIST
CWE-20	Improper Input Validation	Lenovo Group Ltd.

Known Affected Software Configurations Switch to CPE 2.2

CPEs loading, please wait.

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

2 change records found show changes

Initial Analysis by NIST 11/22/2021 9:03:09 PM

Action	Type	Old Value	New Value
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_11e_3rd_gen_firmware:::::braswell::: versions up to (including) 1.22 OR cpe:2.3:h:lenovo:thinkpad_11e_3rd_gen:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_11e_3rd_gen_firmware:::::skylate::: versions up to (including) 1.29 OR cpe:2.3:h:lenovo:thinkpad_11e_3rd_gen:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_11e_4th_gen_celeron_firmware::::::::* versions up to (including) 1.27 OR cpe:2.3:h:lenovo:thinkpad_11e_4th_gen_celeron:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_11e_4th_gen_i3_firmware::::::::* versions up to (including) 1.22 OR cpe:2.3:h:lenovo:thinkpad_11e_4th_gen_i3:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_11e_4th_gen_i5_firmware::::::::* versions up to (including) 1.22 OR cpe:2.3:h:lenovo:thinkpad_11e_4th_gen_i5:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_11e_4th_gen_i7_firmware::::::::* versions up to (including) 1.22 OR cpe:2.3:h:lenovo:thinkpad_11e_4th_gen_i7:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_11e_5th_gen_firmware::::::::* versions up to (including) 1.13 OR cpe:2.3:h:lenovo:thinkpad_11e_5th_gen:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_11e_5th_gen_firmware::::::::* versions up to (including) 1.13 OR cpe:2.3:h:lenovo:thinkpad_yoga_370:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_11e_yoga_gen_6_firmware::::::::* versions up to (including) 1.12 OR cpe:2.3:h:lenovo:thinkpad_11e_yoga_gen_6:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_13_gen_2_firmware::::::::* versions up to (including) 1.29 OR cpe:2.3:h:lenovo:thinkpad_13_gen_2:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_l13_firmware::::::::* versions up to (including) 1.31 OR cpe:2.3:h:lenovo:thinkpad_l13:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_l13_gen_2_firmware:::::non-vpro::: versions up to (including) 1.11 OR cpe:2.3:h:lenovo:thinkpad_l13_gen_2:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_l13_gen_2_firmware:::::vpro::: versions up to (including) 1.08 OR cpe:2.3:h:lenovo:thinkpad_l13_gen_2:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_l13_yoga_firmware::::::::* versions up to (including) 1.31 OR cpe:2.3:h:lenovo:thinkpad_l13_yoga:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_l13_yoga_gen_2_firmware:::::non-vpro::: versions up to (including) 1.11 OR cpe:2.3:h:lenovo:thinkpad_l13_yoga_gen_2:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_l13_yoga_gen_2_firmware:::::vpro::: versions up to (including) 1.08 OR cpe:2.3:h:lenovo:thinkpad_l13_yoga_gen_2:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_l14_firmware::::::::* versions up to (excluding) 1.20.1.17 OR cpe:2.3:h:lenovo:thinkpad_l14:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_l14_gen_1_firmware::::::::* versions up to (excluding) 1.15 OR cpe:2.3:h:lenovo:thinkpad_l14_gen_1:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_l15_firmware::::::::* versions up to (excluding) 1.20.1.17 OR cpe:2.3:h:lenovo:thinkpad_l15:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_l15_gen_1_firmware::::::::* versions up to (excluding) 1.15 OR cpe:2.3:h:lenovo:thinkpad_l15_gen_1:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_l380_firmware::::::::* versions up to (including) 1.26 OR cpe:2.3:h:lenovo:thinkpad_l380:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_l380_yoga_firmware::::::::* versions up to (including) 1.26 OR cpe:2.3:h:lenovo:thinkpad_l380_yoga:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_l390_firmware::::::::* versions up to (including) 1.35 OR cpe:2.3:h:lenovo:thinkpad_l390:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_l390_yoga_firmware::::::::* versions up to (including) 1.35 OR cpe:2.3:h:lenovo:thinkpad_l390_yoga:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_s2_gen_6_firmware::::::::* versions up to (including) 2021-09-30 OR cpe:2.3:h:lenovo:thinkpad_s2_gen_6:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_s2_yoga_gen_6_firmware::::::::* versions up to (including) 2021-09-30 OR cpe:2.3:h:lenovo:thinkpad_s2_yoga_gen_6:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_s5_2nd_gen_firmware::::::::* versions up to (including) 1.28 OR cpe:2.3:h:lenovo:thinkpad_s5_2nd_gen:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_t460_firmware::::::::* versions up to (including) 1.43.1.11 OR cpe:2.3:h:lenovo:thinkpad_t460:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_x12_detachable_gen_1_firmware::::::::* versions up to (excluding) 1.16 OR cpe:2.3:h:lenovo:thinkpad_x12_detachable_gen_1:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_x1_fold_gen_1_firmware::::::::* versions up to (excluding) n2pet50w OR cpe:2.3:h:lenovo:thinkpad_x1_fold_gen_1:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_x260_firmware::::::::* versions up to (including) 1.47\/1.15 OR cpe:2.3:h:lenovo:thinkpad_x260:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_x380_yoga_firmware::::::::* versions up to (including) 1.34 OR cpe:2.3:h:lenovo:thinkpad_x380_yoga:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_x390_yoga_firmware::::::::* versions up to (excluding) n2let87w OR cpe:2.3:h:lenovo:thinkpad_x390_yoga:-:::::::*
Added	CVSS V2		NIST (AV:L/AC:L/Au:N/C:C/I:C/A:C)
Added	CVSS V3.1		NIST AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Added	CWE		NIST NVD-CWE-noinfo
Changed	Reference Type	https://support.lenovo.com/us/en/product_security/LEN-72619 No Types Assigned	https://support.lenovo.com/us/en/product_security/LEN-72619 Vendor Advisory

Quick Info

CVE Dictionary Entry:
CVE-2021-3843
NVD Published Date:
11/12/2021
NVD Last Modified:
11/22/2021
Source:
Lenovo Group Ltd.

You are viewing this page in an unauthorized frame window.

Information Technology Laboratory

National Vulnerability Database