InsydeH2O UEFI System Management Mode (SMM) Vulnerabilities
InsydeH2O UEFI System Management Mode (SMM) Vulnerabilities
InsydeH2O UEFI System Management Mode (SMM) Vulnerabilities
Lenovo Security Advisory: LEN-73436
Potential Impact: Privilege escalation, memory corruption
Severity: High
Scope of Impact: Industry-wide
CVE Identifier: CVE-2020-27339, CVE-2020-5953, CVE-2021-33625, CVE-2021-33626, CVE-2021-33627, CVE-2021-41837, CVE-2021-41838, CVE-2021-41839, CVE-2021-41840, CVE-2021-41841, CVE-2021-42059, CVE-2021-42060, CVE-2021-42113, CVE-2021-42554, CVE-2021-43323, CVE-2021-43522, CVE-2021-43615, CVE-2021-45969, CVE-2021-45970, CVE-2021-45971, CVE-2022-24030, CVE-2022-24031, CVE-2022-24069
Summary Description:
Insyde reported the InsydeH2O Hardware-2-Operating System (H2O) UEFI firmware contains multiple vulnerabilities related to memory management in System Management Mode (SMM).
Mitigation Strategy for Customers (what you should do to protect yourself):
Update system firmware to the version (or newer) indicated for your model in the Product Impact section.
To download the version specified for your product below, follow these steps:
Navigate to the Drivers & Software support site for your product:
- Lenovo Products (sold worldwide, except in China): https://support.lenovo.com/
- Lenovo Products (sold in China): https://newsupport.lenovo.com.cn/
- IBM-branded System x Legacy Products: https://www.ibm.com/support/fixcentral/
- Search for your product by name or machine type.
- Click Drivers & Software on the left menu panel.
- Click on Manual Update to browse by Component type.
- Compare the minimum fix version for your product from the applicable product table below with the latest version posted on the support site.
Lenovo also offers tools to assist with update management as an alternative to the manual steps described above. Refer to the following for additional help:
PC Products and Software: https://support.lenovo.com/us/en/solutions/ht504759
Server and Enterprise Software: https://support.lenovo.com/us/en/solutions/lnvo-lxcaupd and https://datacentersupport.lenovo.com/us/en/documents/lnvo-center
Click below links to view affected products:
References:
https://www.kb.cert.org/vuls/id/796611
https://www.insyde.com/security-pledge
Revision History:
Revision | Date | Description |
---|---|---|
7 | 2023-09-21 | Updated Product Impact |
6 | 2022-07-08 | Updated Product Impact |
5 | 2022-06-13 | Updated Product Impact |
4 | 2022-05-09 | Updated Product Impact |
3 | 2022-04-11 | Updated Product Impact |
2 | 2022-03-07 | Updated Product Impact |
1 | 2022-02-02 | Initial release |
For a complete list of all Lenovo Product Security Advisories, click here.
For the most up to date information, please remain current with updates and advisories from Lenovo regarding your equipment and software. The information provided in this advisory is provided on an “as is” basis without any warranty or guarantee of any kind. Lenovo reserves the right to change or update this advisory at any time.
Product Impact:
Product | Component | Minimum Fixed Version |
C340-14API Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - S540-14API, C340-14API, FLEX-14API | AGCN29WW |
C340-14IML Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - C340-14IML, FLEX-14IML, S540-14IML, S540-14IML Touch | CKCN18WW |
C340-15IIL Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - C340-15IIL, S340-14IIL, S340-15IIL, S340-15IIL Touch, Flex-15IIL | CUCN28WW_CUCN72WW |
C340-15IML Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - S340-14IML, C340-15IML, FLEX-15IML, S340-15IML, S340-15IML Touch | CRCN19WW |
D330-10IGL Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - D330-10IGL | G0CN08WW |
D330-10IGM Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - D330-10IGM | 8NCN42WW |
Ducati 5 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - Lenovo Ducati 5, ideapad 5-14IIL05 | DSCN35WW |
E41-50 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - E41-50 | G2CN23WW |
E41-55 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - E41-55 | FECN19WW |
FLEX-14IML Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - C340-14IML, FLEX-14IML, S540-14IML, S540-14IML Touch | CKCN18WW |
Flex-15IIL Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - C340-15IIL, S340-14IIL, S340-15IIL, S340-15IIL Touch, Flex-15IIL | CUCN28WW_CUCN72WW |
FLEX-15IML Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - S340-14IML, C340-15IML, FLEX-15IML, S340-15IML, S340-15IML Touch | CRCN19WW |
IdeaPad 1-14ADA7 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 1 14ADA7, IdeaPad 1 15ADA7 | HQCN14WW |
IdeaPad 1-15ADA7 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 1 14ADA7, IdeaPad 1 15ADA7 | HQCN14WW |
IdeaPad 3-14ARE05 Laptop | BIOS Update for Windows 10 (64-bit) - ideapad 3-14ARE05, ideapad 3-15ARE05, ideapad 3-17ARE05, V14-ARE | DZCN42WW |
ideapad 3-14IGL05 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - V14-IGL, V15-IGL, ideapad 3-14IGL05, ideapad 3-15IGL05 | DVCN23WW |
ideapad 3-14IIL05 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 3-14IIL05, ideapad 3-15IIL05, ideapad 3-17IIL05, V17-IIL | EMCN52WW |
ideapad 3-14IML05 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 3-14IML05, ideapad 3-15IML05, ideapad 3-17IML05, V14 G1-IML, V15 G1-IML | DXCN41WW |
ideapad 3-14ITL05 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 3-14ITL05, ideapad 3-15ITL05 | GCCN26WW |
ideapad 3-14ITL6 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 3-14ITL6, IdeaPad 3-15ITL6, IdeaPad 3-17ITL6, V14 G2 ITL, V15 G2 ITL. V17 G2 ITL, Lenovo S14 G2 ITL | GGCN33WW |
IdeaPad 3-15ARE05 Laptop | BIOS Update for Windows 10 (64-bit) - ideapad 3-14ARE05, ideapad 3-15ARE05, ideapad 3-17ARE05, V14-ARE | DZCN42WW |
IdeaPad 3-15IGL05 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - V14-IGL, V15-IGL, ideapad 3-14IGL05, ideapad 3-15IGL05 | DVCN23WW |
ideapad 3-15IIL05 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 3-14IIL05, ideapad 3-15IIL05, ideapad 3-17IIL05, V17-IIL | EMCN52WW |
ideapad 3-15IML05 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 3-14IML05, ideapad 3-15IML05, ideapad 3-17IML05, V14 G1-IML, V15 G1-IML | DXCN41WW |
ideapad 3-15ITL05 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 3-14ITL05, ideapad 3-15ITL05 | GCCN26WW |
ideapad 3-15ITL6 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 3-14ITL6, IdeaPad 3-15ITL6, IdeaPad 3-17ITL6, V14 G2 ITL, V15 G2 ITL. V17 G2 ITL, Lenovo S14 G2 ITL | GGCN33WW |
IdeaPad 3-17ARE05 Laptop | BIOS Update for Windows 10 (64-bit) - ideapad 3-14ARE05, ideapad 3-15ARE05, ideapad 3-17ARE05, V14-ARE | DZCN42WW |
IdeaPad 3-17IIL05 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 3-14IIL05, ideapad 3-15IIL05, ideapad 3-17IIL05, V17-IIL | EMCN52WW |
ideapad 3-17IML05 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 3-14IML05, ideapad 3-15IML05, ideapad 3-17IML05, V14 G1-IML, V15 G1-IML | DXCN41WW |
IdeaPad 3-17ITL6 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 3-14ITL6, IdeaPad 3-15ITL6, IdeaPad 3-17ITL6, V14 G2 ITL, V15 G2 ITL. V17 G2 ITL, Lenovo S14 G2 ITL | GGCN33WW |
ideapad 5 Pro-14ACN6 Laptop | BIOS Update for Windows 11 (64-bit) and Windows 10 (64-bit) - ideapad 5 Pro-14ACN6 | GECN30WW |
ideapad 5 Pro-14ITL6 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 5 Pro-14ITL6 | GDCN61WW |
ideapad 5 Pro-16ACH6 Laptop | BIOS Update for Windows 11 (64-bit) and Windows 10 (64-bit) - IdeaPad 5 Pro-16ACH6, IdeaPad Creator 5-16ACH6 | GSCN32WW |
ideapad 5 Pro-16IHU6 Laptop | BIOS Update for Windows 11 (64-bit) and Windows 10 (64-bit) - IdeaPad 5 Pro-16IHU6 | GRCN20WW |
ideapad 5-14ALC05 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 5-14ALC05 | G5CN61WW |
ideapad 5-14ARE05 Laptop | BIOS Update for Windows 10 (64-bit) - ideapad 5-14ARE05 | DTCN26WW |
ideapad 5-14IIL05 Laptop | BIOS Update for Windows 10 (64-bit) - ideapad 5-14IIL05 | DSCN35WW |
ideapad 5-14IIL05 Laptop | BIOS Update for Windows 10 (64-bit) - Lenovo Ducati 5, ideapad 5-14IIL05 | DSCN35WW |
IdeaPad 5-14ITL05 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 5-14ITL05 | FKCN41WW |
ideapad 5-15IIL05 Laptop | BIOS Update for Windows 10 (64-bit) - ideapad 5-15IIL05 | DPCN54WW |
ideapad Creator 5-15IMH05 Laptop | BIOS Update for Windows 10 (64-bit) - ideapad Gaming 3-15IMH05, Creator 5-15IMH05 | EGCN36WW |
ideapad Creator 5-16ACH6 Laptop | BIOS Update for Windows 11 (64-bit) and Windows 10 (64-bit) - IdeaPad 5 Pro-16ACH6, IdeaPad Creator 5-16ACH6 | GSCN32WW |
IdeaPad Duet 3 10IGL5 | BIOS Update for Windows 11 (64-bit) and Windows 10 (64-bit) - IdeaPad Duet 3-10IGL5 | EQCN31WW |
ideapad Gaming 3-15ACH6 Laptop | BIOS Update for Windows 10 (64-bit) - IdeaPad Gaming 3-15ACH6 | H3CN32WW |
ideapad Gaming 3-15ARH05 Laptop | BIOS Update for Windows 10 (64-bit) - ideapad Gaming 3-15ARH05 | FCCN17WW |
IdeaPad Gaming 3-15IHU6 | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad Gaming 3-15IHU6 | H4CN24WW |
ideapad Gaming 3-15IMH05 Laptop | BIOS Update for Windows 10 (64-bit) - ideapad Gaming 3-15IMH05, Creator 5-15IMH05 | EGCN36WW |
L3-15IML05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - ideapad L3-15IML05 | EJCN27WW |
L3-15ITL6 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad L3-15ITL6 | GFCN23WW |
L340-15IRH Gaming Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - L340-15IRH Gaming, L340-17IRH Gaming | BGCN35WW |
L340-15IWL Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - L340-15IWL, L340-17IWL, V340-17IWL, V140-15IWL, L340-15IWL Touch | ATCN46WW |
L340-15IWL Touch Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - L340-15IWL, L340-17IWL, V340-17IWL, V140-15IWL, L340-15IWL Touch | ATCN46WW |
L340-17IRH Gaming Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - L340-15IRH Gaming, L340-17IRH Gaming | BGCN35WW |
L340-17IWL Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - L340-15IWL, L340-17IWL, V340-17IWL, V140-15IWL, L340-15IWL Touch | ATCN46WW |
Legion 5 Pro-16ACH6 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Legion 5-15ACH6, Legion 5 Pro-6ACH6, Legion 5-17ACH6 | HHCN26WW |
Legion 5 Pro-16ACH6H Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Legion 5 Pro-16ACH6H, Legion 5-15ACH6H, Legion 5 17ACH6H, Legion 7-16ACHg6 | GKCN52WW |
Legion 5 Pro-16ITH6 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Legion 5, Legion 5 Pro, Legion 7 | H1CN46WW |
Legion 5 Pro-16ITH6H Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Legion 5, Legion 5 Pro, Legion 7 | H1CN46WW |
Legion 5-15ACH6 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Legion 5-15ACH6, Legion 5 Pro-6ACH6, Legion 5-17ACH6 | HHCN26WW |
Legion 5-15ACH6A Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Legion 5-15ACH6A | G9CN28WW |
Legion 5-15ACH6H Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Legion 5 Pro-16ACH6H, Legion 5-15ACH6H, Legion 5 17ACH6H, Legion 7-16ACHg6 | GKCN52WW |
Legion 5-15ARH05 (Lenovo) | BIOS Update for Windows 10 (64-bit) - Legion 5-15ARH05 | EUCN37WW |
Legion 5-15ARH05 (Lenovo) | BIOS Update for Windows 10 (64-bit) - Legion 5-15ARH05H, Legion 5-17ARH05H, Legion 5P-15ARH05H | FSCN24WW |
Legion 5-15ARH05H Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - Legion 5-15ARH05H, Legion 5-17ARH05H, Legion 5P-15ARH05H | FSCN24WW |
Legion 5-15IMH05 (Lenovo) | BIOS Update for Windows 10 (64-bit) - Legion 5-15IMH05, Legion 5-15IMH05H, Legion 5P-15IMH05, Legion 5P-15IMH05H, Legion 5-17IMH05, Legion 5-17IMH05H | EFCN54WW |
Legion 5-15IMH05H (Lenovo) | BIOS Update for Windows 10 (64-bit) - Legion 5-15IMH05, Legion 5-15IMH05H, Legion 5P-15IMH05, Legion 5P-15IMH05H, Legion 5-17IMH05, Legion 5-17IMH05H | EFCN54WW |
Legion 5-15IMH6 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Legion 5-15IMH6 | G8CN19WW |
Legion 5-15ITH6 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Legion 5, Legion 5 Pro, Legion 7 | H1CN46WW |
Legion 5-15ITH6H Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Legion 5, Legion 5 Pro, Legion 7 | H1CN46WW |
Legion 5-17ACH6 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Legion 5-15ACH6, Legion 5 Pro-6ACH6, Legion 5-17ACH6 | HHCN26WW |
Legion 5-17ACH6H Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Legion 5 Pro-16ACH6H, Legion 5-15ACH6H, Legion 5 17ACH6H, Legion 7-16ACHg6 | GKCN52WW |
Legion 5-17ARH05H Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - Legion 5-15ARH05H, Legion 5-17ARH05H, Legion 5P-15ARH05H | FSCN24WW |
Legion 5-17IMH05 (Lenovo) | BIOS Update for Windows 10 (64-bit) - Legion 5-15IMH05, Legion 5-15IMH05H, Legion 5P-15IMH05, Legion 5P-15IMH05H, Legion 5-17IMH05, Legion 5-17IMH05H | EFCN54WW |
Legion 5-17IMH05H (Lenovo) | BIOS Update for Windows 10 (64-bit) - Legion 5-15IMH05, Legion 5-15IMH05H, Legion 5P-15IMH05, Legion 5P-15IMH05H, Legion 5-17IMH05, Legion 5-17IMH05H | EFCN54WW |
Legion 5-17ITH6 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Legion 5, Legion 5 Pro, Legion 7 | H1CN46WW |
Legion 5-17ITH6H Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Legion 5, Legion 5 Pro, Legion 7 | H1CN46WW |
Legion 5P-15ARH05H Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - Legion 5-15ARH05H, Legion 5-17ARH05H, Legion 5P-15ARH05H | FSCN24WW |
Legion 5P-15IMH05 (Lenovo) | BIOS Update for Windows 10 (64-bit) - Legion 5-15IMH05, Legion 5-15IMH05H, Legion 5P-15IMH05, Legion 5P-15IMH05H, Legion 5-17IMH05, Legion 5-17IMH05H | EFCN54WW |
Legion 5P-15IMH05H (Lenovo) | BIOS Update for Windows 10 (64-bit) - Legion 5-15IMH05, Legion 5-15IMH05H, Legion 5P-15IMH05, Legion 5P-15IMH05H, Legion 5-17IMH05, Legion 5-17IMH05H | EFCN54WW |
Legion 7-15IMH05 (Lenovo) | BIOS Update for Windows 10 (64-bit) - Legion 7-15IMH05, Legion 7-15IMHg05, Legion C7-15IMH05 | E9CN64WW |
Legion 7-15IMHg05 (Lenovo) | BIOS Update for Windows 10 (64-bit) - Legion 7-15IMH05, Legion 7-15IMHg05, Legion C7-15IMH05 | E9CN64WW |
Legion 7-16ACHg6 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - Legion 7-16ACHg6 | GKCN52WW |
Legion 7-16ACHg6 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Legion 5 Pro-16ACH6H, Legion 5-15ACH6H, Legion 5 17ACH6H, Legion 7-16ACHg6 | GKCN52WW |
Legion 7-16ITHg6 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Legion 5, Legion 5 Pro, Legion 7 | H1CN46WW |
Legion C7-15IMH05 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - Legion 7-15IMH05, Legion 7-15IMHg05, Legion C7-15IMH05 | E9CN64WW |
Legion Y540-15IRH Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - Notebook | BHCN44WW |
Legion Y540-15IRH-PG0 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - Notebook | BHCN44WW |
Legion Y540-17IRH Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - Notebook | BHCN44WW |
Legion Y540-17IRH-PG0 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - Notebook | BHCN44WW |
Legion Y545 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - Notebook | BHCN44WW |
Legion Y545-PG0 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - Notebook | BHCN44WW |
Legion Y7000-2019 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - Notebook | BHCN44WW |
Legion Y7000-2019-PG0 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - Notebook | BHCN44WW |
Legion Y740S-15IMH Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - Legion Y740S-15IMH | EVCN28WW |
Lenovo S14 G2 ITL | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 3-14ITL6, IdeaPad 3-15ITL6, IdeaPad 3-17ITL6, V14 G2 ITL, V15 G2 ITL. V17 G2 ITL, Lenovo S14 G2 ITL | GGCN33WW |
Lenovo ThinkBook 15p IMH | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Lenovo ThinkBook 15p IMH | F6CN23WW |
S145-14IGM Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - S145-14IGM, S145-15IGM | AWCN28WW |
S145-14IIL Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - S145-14IIL, S145-15IIL, V14-IIL, V15-IIL | DKCN54WW |
S145-15IGM Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - S145-14IGM, S145-15IGM | AWCN28WW |
S145-15IIL Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - S145-14IIL, S145-15IIL, V14-IIL, V15-IIL | DKCN54WW |
S340-13IML Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - S340-13IML | BZCN23WW |
S340-14API Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - S340-15API, S340-15API Touch, S340-14API | AMCN30WW |
S340-14IIL Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - C340-15IIL, S340-14IIL, S340-15IIL, S340-15IIL Touch, Flex-15IIL | CUCN28WW_CUCN72WW |
S340-14IML Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - S340-14IML, C340-15IML, FLEX-15IML, S340-15IML, S340-15IML Touch | CRCN19WW |
S340-15API Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - S340-15API, S340-15API Touch, S340-14API | AMCN30WW |
S340-15API Touch Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - S340-15API, S340-15API Touch, S340-14API | AMCN30WW |
S340-15IIL Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - C340-15IIL, S340-14IIL, S340-15IIL, S340-15IIL Touch, Flex-15IIL | CUCN28WW_CUCN72WW |
S340-15IIL Touch Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - C340-15IIL, S340-14IIL, S340-15IIL, S340-15IIL Touch, Flex-15IIL | CUCN28WW_CUCN72WW |
S340-15IML Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - S340-14IML, C340-15IML, FLEX-15IML, S340-15IML, S340-15IML Touch | CRCN19WW |
S340-15IML Touch Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - S340-14IML, C340-15IML, FLEX-15IML, S340-15IML, S340-15IML Touch | CRCN19WW |
S530-13IML Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - S530-13IML | CVCN15WW |
S540-13IML Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - S540-13IML | CLCN42WW |
S540-13ITL Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - S540-13ITL | FZCN21WW |
S540-14API Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - S540-14API, C340-14API, FLEX-14API | AGCN29WW |
S540-14IML Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - C340-14IML, FLEX-14IML, S540-14IML, S540-14IML Touch | CKCN18WW |
S540-14IML Touch Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - C340-14IML, FLEX-14IML, S540-14IML, S540-14IML Touch | CKCN18WW |
S540-15IML Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - S540-15IML | CNCN20WW |
S740-15IRH Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - Yoga S740-15IRH, ideapad S740-15IRH, ideapad S740-15IRH Touch | BKCN25WW |
S740-15IRH Touch Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - Yoga S740-15IRH, ideapad S740-15IRH, ideapad S740-15IRH Touch | BKCN25WW |
Slim 7 Pro-14IHU5 Laptop (IdeaPad) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Yoga Slim 7 Pro-14ITL5, Yoga Slim 7 Pro-14IHU5, Yoga Slim 7 Pro-14IHU5 O, IdeaPad Slim 7 Pro-14IHU5 | FJCN71WW |
Slim 7-14ARE05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - Yoga Slim 7-14ARE05, ideapad 7-14ARE05 | DMCN41WW |
Slim 7-14IIL05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - Yoga Slim 7-14IIL05, Yoga Slim 7-15IIL05, ideapad Slim 7-15IIL05, ideapad Slim 7-14IIL05 | DHCN33WW |
Slim 7-14ITL05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - Yoga Slim 7-14ITL05, Yoga Slim 7-15ITL05, IdeaPad Slim 7-14ITL05, IdeaPad Slim 7-15ITL05 | FBCN27WW |
Slim 7-15IIL05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - Yoga Slim 7-14IIL05, Yoga Slim 7-15IIL05, ideapad Slim 7-15IIL05, ideapad Slim 7-14IIL05 | DHCN33WW |
Slim 7-15IMH05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - Yoga Slim 7 15IMH05, IdeaPad Slim 7 15IMH05, Yoga Creator 7-15IMH05 | DNCN30WW |
Slim 7-15ITL05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - Yoga Slim 7-14ITL05, Yoga Slim 7-15ITL05, IdeaPad Slim 7-14ITL05, IdeaPad Slim 7-15ITL05 | FBCN27WW |
Slim 9-14ITL05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Yoga Slim 9-14ITL05, ideapad Slim 9-14ITL05 | ESCN51WW |
ThinkBook 13x ITG Laptop | BIOS update for Windows 10 (64-bit) and Windows 11 (64-bit) - Lenovo ThinkBook_13X | HLCN27WW |
ThinkBook 13x ITG Laptop | BIOS Update for Windows 11 (64-bit) and Windows 10 (64-bit) - ThinkBook 13x ITG | HLCN27WW |
ThinkBook 14 G2 ARE Laptop | BIOS Update for Windows 10 (64-bit) - ThinkBook 14 G2 ARE, ThinkBook 15 G2 ARE | FACN31WW |
ThinkBook 14 G2 ITL Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ThinkBook 14 G2 ITL, ThinkBook 15 G2 ITL | F8CN46WW |
ThinkBook 14 G3 ACL Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit)- ThinkBook 14 G3 ACL, ThinkBook 15 G3 ACL | GQCN33WW_HFCN28WW |
ThinkBook 14 G3 ITL Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ThinkBook 14 G3 ITL, ThinkBook 15 G3 ITL | HRCN10WW |
ThinkBook 14s Yoga ITL | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ThinkBook 14s Yoga ITL | FNCN38WW |
ThinkBook 15 G2 ARE Laptop | BIOS Update for Windows 10 (64-bit) - ThinkBook 14 G2 ARE, ThinkBook 15 G2 ARE | FACN31WW |
ThinkBook 15 G2 ITL Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ThinkBook 14 G2 ITL, ThinkBook 15 G2 ITL | F8CN46WW |
ThinkBook 15 G3 ACL Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit)- ThinkBook 14 G3 ACL, ThinkBook 15 G3 ACL | GQCN33WW_HFCN28WW |
ThinkBook 15 G3 ITL Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ThinkBook 14 G3 ITL, ThinkBook 15 G3 ITL | HRCN10WW |
ThinkBook 15P G2 ITH | BIOS Update for and Windows 11 (64-bit) - ThinkBook 15p G2 ITH | HJCN28WW |
ThinkBook Plus G2 ITG | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ThinkBook Plus G2 ITG | GYCN28WW |
V14 G1-IML Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 3-14IML05, ideapad 3-15IML05, ideapad 3-17IML05, V14 G1-IML, V15 G1-IML | DXCN41WW |
V14 G2-ITL Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 3-14ITL6, IdeaPad 3-15ITL6, IdeaPad 3-17ITL6, V14 G2 ITL, V15 G2 ITL. V17 G2 ITL, Lenovo S14 G2 ITL | GGCN33WW |
V14-ARE Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - ideapad 3-14ARE05, ideapad 3-15ARE05, ideapad 3-17ARE05, V14-ARE | DZCN42WW |
V14-IGL Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - V14-IGL, V15-IGL, ideapad 3-14IGL05, ideapad 3-15IGL05 | DVCN23WW |
V14-IIL Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - S145-14IIL, S145-15IIL, V14-IIL, V15-IIL | DKCN54WW |
V140-15IWL | BIOS Update for Windows 10 (64-bit) - L340-15IWL, L340-17IWL, V340-17IWL, V140-15IWL, L340-15IWL Touch | ATCN46WW |
V15 G1-IML Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 3-14IML05, ideapad 3-15IML05, ideapad 3-17IML05, V14 G1-IML, V15 G1-IML | DXCN41WW |
V15 G2-ITL Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 3-14ITL6, IdeaPad 3-15ITL6, IdeaPad 3-17ITL6, V14 G2 ITL, V15 G2 ITL. V17 G2 ITL, Lenovo S14 G2 ITL | GGCN33WW |
V15-IGL Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - V14-IGL, V15-IGL, ideapad 3-14IGL05, ideapad 3-15IGL05 | DVCN23WW |
V15-IIL Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - S145-14IIL, S145-15IIL, V14-IIL, V15-IIL | DKCN54WW |
V17 G2-ITL Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 3-14ITL6, IdeaPad 3-15ITL6, IdeaPad 3-17ITL6, V14 G2 ITL, V15 G2 ITL. V17 G2 ITL, Lenovo S14 G2 ITL | GGCN33WW |
V17-IIL Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 3-14IIL05, ideapad 3-15IIL05, ideapad 3-17IIL05, V17-IIL | EMCN52WW |
V340-17IWL Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - L340-15IWL, L340-17IWL, V340-17IWL, V140-15IWL, L340-15IWL Touch | ATCN46WW |
Yoga 6-13ALC6 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Yoga 6-13ALC6 | H6CN14WW |
Yoga 6-13ARE05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - Yoga 6-13ARE05 | FFCN20WW |
Yoga 7-14ITL5 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Yoga 7-14ITL5, Yoga 7-15ITL5 | F5CN53WW |
Yoga 7-15ITL5 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Yoga 7-14ITL5, Yoga 7-15ITL5 | F5CN53WW |
Yoga 9-14ITL5 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Yoga 9-14ITL5 | EHCN73WW |
Yoga C740-14IML Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - Yoga C740-14IML, Yoga C740-15IML | BNCN44WW |
Yoga C740-15IML Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - Yoga C740-14IML, Yoga C740-15IML | BNCN44WW |
Yoga C940-14IIL Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - Yoga C940-14IIL | AUCN61WW |
Yoga Creator 7-15IMH05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - Yoga Slim 7 15IMH05, IdeaPad Slim 7 15IMH05, Yoga Creator 7-15IMH05 | DNCN30WW |
Yoga Duet 7-13IML05 | BIOS Update for Windows 10 (64-bit) - Yoga Duet 7-13IML05 | ERCN28WW |
Yoga Duet 7-13ITL6 | BIOS Update for Windows 11 (64-bit) and Windows 10 (64-bit) - Yoga Duet 7-13ITL6, Yoga Duet 7-13ITL6-LTE | GPCN22WW |
Yoga Duet 7-13ITL6-LTE | BIOS Update for Windows 11 (64-bit) and Windows 10 (64-bit) - Yoga Duet 7-13ITL6, Yoga Duet 7-13ITL6-LTE | GPCN22WW |
Yoga S740-15IRH Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - Yoga S740-15IRH, ideapad S740-15IRH, ideapad S740-15IRH Touch | BKCN25WW |
Yoga Slim 7 Carbon 13ITL5 (ideapad) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Yoga Slim 7 Carbon 13ITL5, Yoga slim 7-13ITL05 | F7CN37WW |
Yoga Slim 7 Pro-14IHU5 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Yoga Slim 7 Pro-14ITL5, Yoga Slim 7 Pro-14IHU5, Yoga Slim 7 Pro-14IHU5 O, IdeaPad Slim 7 Pro-14IHU5 | FJCN71WW |
Yoga Slim 7 Pro-14IHU5 O Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Yoga Slim 7 Pro-14ITL5, Yoga Slim 7 Pro-14IHU5, Yoga Slim 7 Pro-14IHU5 O, IdeaPad Slim 7 Pro-14IHU5 | FJCN71WW |
Yoga Slim 7 Pro-14ITL5 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Yoga Slim 7 Pro-14ITL5, Yoga Slim 7 Pro-14IHU5, Yoga Slim 7 Pro-14IHU5 O, IdeaPad Slim 7 Pro-14IHU5 | FJCN71WW |
Yoga Slim 7-13ACN05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Yoga Slim 7-13ACN05 | GHCN27WW |
Yoga Slim 7-13ITL05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Yoga Slim 7 Carbon 13ITL5, Yoga slim 7-13ITL05 | F7CN37WW |
Yoga Slim 7-14ARE05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - Yoga Slim 7-14ARE05, ideapad 7-14ARE05 | DMCN41WW |
Yoga Slim 7-14IIL05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - Yoga Slim 7-14IIL05, Yoga Slim 7-15IIL05, ideapad Slim 7-15IIL05, ideapad Slim 7-14IIL05 | DHCN33WW |
Yoga Slim 7-14ITL05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - Yoga Slim 7-14ITL05, Yoga Slim 7-15ITL05, IdeaPad Slim 7-14ITL05, IdeaPad Slim 7-15ITL05 | FBCN27WW |
Yoga Slim 7-15IIL05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - Yoga Slim 7-14IIL05, Yoga Slim 7-15IIL05, ideapad Slim 7-15IIL05, ideapad Slim 7-14IIL05 | DHCN33WW |
Yoga Slim 7-15IMH05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - Yoga Slim 7 15IMH05, IdeaPad Slim 7 15IMH05, Yoga Creator 7-15IMH05 | DNCN30WW |
Yoga Slim 7-15ITL05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - Yoga Slim 7-14ITL05, Yoga Slim 7-15ITL05, IdeaPad Slim 7-14ITL05, IdeaPad Slim 7-15ITL05 | FBCN27WW |
Yoga Slim 9-14ITL05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Yoga Slim 9-14ITL05, ideapad Slim 9-14ITL05 | ESCN51WW |
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