NVD

CVE-2020-8336 Detail

Description

Lenovo implemented Intel CSME Anti-rollback ARB protections on some ThinkPad models to prevent roll back of CSME Firmware in flash.

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:

NIST: NVD

Base Score: 6.8 MEDIUM

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

Nist CVSS score does not match with CNA score

CNA: Lenovo Group Ltd.

Base Score: 6.4 MEDIUM

Vector: CVSS:3.1/AV:P/AC:H/PR:N/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: 4.6 MEDIUM

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

References to Advisories, Solutions, and Tools

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Hyperlink	Resource
https://support.lenovo.com/us/en/product_security/LEN-30042	Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
NVD-CWE-noinfo	Insufficient Information	NIST

Known Affected Software Configurations Switch to CPE 2.2

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Change History

2 change records found show changes

Initial Analysis by NIST 6/22/2020 9:44:52 AM

Action	Type	Old Value	New Value
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_e14_firmware::::::::* versions up to (excluding) 2020-07-10 OR cpe:2.3:h:lenovo:thinkpad_e14:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_e15_firmware::::::::* versions up to (excluding) 2020-07-10 OR cpe:2.3:h:lenovo:thinkpad_e15:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_e490_firmware::::::::* versions up to (excluding) 2020-07-10 OR cpe:2.3:h:lenovo:thinkpad_e490:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_e490s_firmware::::::::* versions up to (excluding) 2020-07-10 OR cpe:2.3:h:lenovo:thinkpad_e490s:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_e590_firmware::::::::* versions up to (excluding) 2020-07-10 OR cpe:2.3:h:lenovo:thinkpad_e590:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_l13_1st_gen_firmware::::::::* versions up to (excluding) 2020-07-10 OR cpe:2.3:h:lenovo:thinkpad_l13_1st_gen:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_l1415_gen_1_firmware::::::::* versions up to (excluding) 2020-07-10 OR cpe:2.3:h:lenovo:thinkpad_l1415_gen_1:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_l390_yoga_firmware::::::::* versions up to (excluding) 2020-07-10 OR cpe:2.3:h:lenovo:thinkpad_l390_yoga:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_l490_firmware::::::::* versions up to (excluding) 2020-07-10 OR cpe:2.3:h:lenovo:thinkpad_l490:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_l590_firmware::::::::* versions up to (excluding) 2020-07-10 OR cpe:2.3:h:lenovo:thinkpad_l590:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_p1_\(20mx\)_firmware::::::::* versions up to (excluding) n2eet47w OR cpe:2.3:h:lenovo:thinkpad_p1_\(20mx\):-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_p1_\(20qx\)_firmware::::::::* versions up to (excluding) n2oet44w OR cpe:2.3:h:lenovo:thinkpad_p1_\(20qx\):-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_p43s_\(20rx\)_firmware::::::::* versions up to (excluding) n2iet88w OR cpe:2.3:h:lenovo:thinkpad_p43s_\(20rx\):-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_p52_\(20mx\)_firmware::::::::* versions up to (excluding) n2cet51w-1.34 OR cpe:2.3:h:lenovo:thinkpad_p52_\(20mx\):-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_p53_\(20qx\)_firmware::::::::* versions up to (excluding) n2net37w OR cpe:2.3:h:lenovo:thinkpad_p53_\(20qx\):-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_p53s_\(20nx\)_firmware::::::::* versions up to (excluding) n2iet88w OR cpe:2.3:h:lenovo:thinkpad_p53s_\(20nx\):-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_p72_\(20mx\)_firmware::::::::* versions up to (excluding) n2cet51w OR cpe:2.3:h:lenovo:thinkpad_p72_\(20mx\):-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_p73_\(20qx\)_firmware::::::::* versions up to (excluding) n2net37w OR cpe:2.3:h:lenovo:thinkpad_p73_\(20qx\):-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_r14_firmware::::::::* versions up to (excluding) 2020-07-10 OR cpe:2.3:h:lenovo:thinkpad_r14:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_r490_firmware::::::::* versions up to (excluding) 2020-07-10 OR cpe:2.3:h:lenovo:thinkpad_r490:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_r590_firmware::::::::* versions up to (excluding) 2020-07-10 OR cpe:2.3:h:lenovo:thinkpad_r590:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_s2_yoga_4th_gen_firmware::::::::* versions up to (excluding) 2020-07-10 OR cpe:2.3:h:lenovo:thinkpad_s2_yoga_4th_gen:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_s3_firmware::::::::* versions up to (excluding) 2020-07-10 OR cpe:2.3:h:lenovo:thinkpad_s3:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_s3_gen_2_firmware::::::::* versions up to (excluding) 2020-07-10 OR cpe:2.3:h:lenovo:thinkpad_s3_gen_2:-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_t490_\(20nx\)_firmware::::::::* versions up to (excluding) n2iet88w OR cpe:2.3:h:lenovo:thinkpad_t490_\(20nx\):-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_t490_\(20qx\)_firmware::::::::* versions up to (excluding) n2iet88w OR cpe:2.3:h:lenovo:thinkpad_t490_\(20qx\):-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_t490_\(20rx\)_firmware::::::::* versions up to (excluding) n2iet88w OR cpe:2.3:h:lenovo:thinkpad_t490_\(20rx\):-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_t490s_\(20nx\)_firmware::::::::* versions up to (excluding) n2jet87w OR cpe:2.3:h:lenovo:thinkpad_t490s_\(20nx\):-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_t590_\(20nx\)_firmware::::::::* versions up to (excluding) n2iet88w OR cpe:2.3:h:lenovo:thinkpad_t590_\(20nx\):-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_x1_carbon_\(20qx\)_firmware::::::::* versions up to (excluding) n2het47w OR cpe:2.3:h:lenovo:thinkpad_x1_carbon_\(20qx\):-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_x1_carbon_\(20rx\)_firmware::::::::* versions up to (excluding) n2het47w OR cpe:2.3:h:lenovo:thinkpad_x1_carbon_\(20rx\):-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_x1_extreme_\(20mx\)_firmware::::::::* versions up to (excluding) n2eet47w OR cpe:2.3:h:lenovo:thinkpad_x1_extreme_\(20mx\):-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_x1_extreme_\(20qx\)_firmware::::::::* versions up to (excluding) n2oet44w OR cpe:2.3:h:lenovo:thinkpad_x1_extreme_\(20qx\):-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_x1_yoga_\(20qx\)_firmware::::::::* versions up to (excluding) n2het47w OR cpe:2.3:h:lenovo:thinkpad_x1_yoga_\(20qx\):-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_x1_yoga_\(20sx\)_firmware::::::::* versions up to (excluding) n2het47w OR cpe:2.3:h:lenovo:thinkpad_x1_yoga_\(20sx\):-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_x390_\(20qx\)_firmware::::::::* versions up to (excluding) n2jet87w OR cpe:2.3:h:lenovo:thinkpad_x390_\(20qx\):-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_x390_\(20sx\)_firmware::::::::* versions up to (excluding) n2set18w OR cpe:2.3:h:lenovo:thinkpad_x390_\(20sx\):-:::::::*
Added	CPE Configuration		AND OR cpe:2.3:o:lenovo:thinkpad_x390_yoga_firmware::::::::* versions up to (excluding) n2let74w OR cpe:2.3:h:lenovo:thinkpad_x390_yoga:-:::::::*
Added	CVSS V2		NIST (AV:L/AC:L/Au:N/C:P/I:P/A:P)
Added	CVSS V3.1		NIST AV:P/AC:L/PR:N/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-30042 No Types Assigned	https://support.lenovo.com/us/en/product_security/LEN-30042 Vendor Advisory

Quick Info

CVE Dictionary Entry:
CVE-2020-8336
NVD Published Date:
06/09/2020
NVD Last Modified:
06/22/2020
Source:
Lenovo Group Ltd.

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Information Technology Laboratory

National Vulnerability Database

National Vulnerability Database

CVE-2020-8336 Detail

Description

Metrics

References to Advisories, Solutions, and Tools

Weakness Enumeration

Known Affected Software Configurations Switch to CPE 2.2

CPEs loading, please wait.

Change History

CVE Modified by Lenovo Group Ltd. 5/14/2024 3:43:18 AM

Initial Analysis by NIST 6/22/2020 9:44:52 AM

Quick Info