Lenovo Notebook BIOS Vulnerabilities
Lenovo Notebook BIOS Vulnerabilities
Lenovo Notebook BIOS Vulnerabilities
Lenovo Security Advisory: LEN-91369
Potential Impact: Privilege escalation
Severity: Medium
Scope of Impact: Lenovo-specific
CVE Identifier: CVE-2022-1890, CVE-2022-1891, CVE-2022-1892
Summary Description:
The following vulnerabilities were reported in Lenovo Notebook BIOS.
CVE-2022-1890: A buffer overflow has been identified in the ReadyBootDxe driver in some Lenovo notebook products which may allow an attacker with local privileges to execute arbitrary code.
CVE-2022-1891: A buffer overflow has been identified in the SystemLoadDefaultDxe driver in some Lenovo notebook products which may allow an attacker with local privileges to execute arbitrary code.
CVE-2022-1892: A buffer overflow has been identified in the SystemBootManagerDxe driver in some Lenovo notebook products which may allow an attacker with local privileges to execute arbitrary code.
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:
Acknowledgement:
Lenovo thanks Martin Smolár from ESET for reporting these issues.
Revision History:
Revision | Date | Description |
---|---|---|
3 | 2023-09-28 | Update Product Impact |
2 | 2022-08-08 | Update Product Impact |
1 | 2022-07-12 | 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 | CVE-2022-1890 | CVE-2022-1891 | CVE-2022-1892 |
100e 2nd Gen Notebook (Lenovo) (Type 82GJ) | BIOS Update for Windows 10 (64-bit) - Lenovo 100e 2nd Gen (MT:82GJ), Lenovo 300e 2nd Gen (MT:82GK) | Not Affected | Not Affected | FRCN23WW |
100w Gen 3 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - 100w Gen 3, 300w Gen 3 | Not Affected | Not Affected | GACN38WW |
13w Yoga (Type 82S1, 82S2) Laptop (Lenovo) | BIOS Update Utility for Windows 11 (Version 21H2 or later), 10 (Version 21H2 or later) - Lenovo 13w Yoga (Type 82S1, 82S2) | Not Affected | Not Affected | JACN31WW |
14W Gen 2 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Lenovo 14W Gen 2 | Not Affected | Not Affected | H0CN21WW |
300e 2nd Gen Notebook (Lenovo) (Type 82GK) | BIOS Update for Windows 10 (64-bit) - Lenovo 100e 2nd Gen (MT:82GJ), Lenovo 300e 2nd Gen (MT:82GK) | Not Affected | Not Affected | FRCN23WW |
300w Gen 3 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - 100w Gen 3, 300w Gen 3 | Not Affected | Not Affected | GACN38WW |
500w Gen 3 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Lenovo 500w Gen 3 | Not Affected | Not Affected | G6CN40WW |
730S-13IML Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Yoga S730-13IML,ideapad 730S-13IML | Not Affected | Not Affected | BRCN20WW |
Flex 3-11ADA05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Flex 3-11ADA05 | Not Affected | Not Affected | FPCN26WW |
Flex 5-14ALC05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Flex 5 14ALC05, Flex 5 15ALC05 | Not Affected | Not Affected | GJCN27WW |
Flex 5-14ARE05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - Flex 5-14ARE05 | Not Affected | Not Affected | EECN39WW |
Flex 5-14IIL05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Flex 5-14IIL05, Flex 5-15IIL05 | Not Affected | Not Affected | ECCN40WW |
Flex 5-14ITL05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit), Windows 11 (64-bit) - Flex 5-14ITL05, Flex 5-15ITL05 | Not Affected | Not Affected | FXCN38WW |
Flex 5-15ALC05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Flex 5 14ALC05, Flex 5 15ALC05 | Not Affected | Not Affected | GJCN27WW |
Flex 5-15IIL05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Flex 5-14IIL05, Flex 5-15IIL05 | Not Affected | Not Affected | ECCN40WW |
Flex 5-15ITL05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit), Windows 11 (64-bit) - Flex 5-14ITL05, Flex 5-15ITL05 | Not Affected | Not Affected | FXCN38WW |
IdeaPad 1-11ADA05 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 1-11ADA05, ideapad 1-14ADA05 | Not Affected | Not Affected | FQCN26WW |
IdeaPad 1-11IGL05 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 1-11IGL05, ideapad 1-14IGL05 | Not Affected | Not Affected | DWCN24WW |
IdeaPad 1-14ADA05 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 1-11ADA05, ideapad 1-14ADA05 | Not Affected | Not Affected | FQCN26WW |
IdeaPad 1-14IGL05 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 1-11IGL05, ideapad 1-14IGL05 | Not Affected | Not Affected | DWCN24WW |
IdeaPad 3 15ADA05 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 3 14ADA05, IdeaPad 3 15ADA05, IdeaPad 3 17ADA05, V14-ADA, V15-ADA | Not Affected | Not Affected | E8CN36WW |
IdeaPad 3-14ADA05 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 3 14ADA05, IdeaPad 3 15ADA05, IdeaPad 3 17ADA05, V14-ADA, V15-ADA | Not Affected | Not Affected | E8CN36WW |
IdeaPad 3-14ADA6 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 3-14ADA6, IdeaPad 3-15ADA6, IdeaPad 3-17ADA6 | Not Affected | Not Affected | HBCN24WW |
IdeaPad 3-14ALC6 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 3-14ALC6, ideapad 3-15ALC6, ideapad 3-17ALC6, V14 G2-ALC, V15 G2-ALC | Not Affected | Not Affected | GLCN48WW |
IdeaPad 3-15ADA6 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 3-14ADA6, IdeaPad 3-15ADA6, IdeaPad 3-17ADA6 | Not Affected | Not Affected | HBCN24WW |
IdeaPad 3-15ALC6 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 3-14ALC6, ideapad 3-15ALC6, ideapad 3-17ALC6, V14 G2-ALC, V15 G2-ALC | Not Affected | Not Affected | GLCN48WW |
IdeaPad 3-17ADA05 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 3 14ADA05, IdeaPad 3 15ADA05, IdeaPad 3 17ADA05, V14-ADA, V15-ADA | Not Affected | Not Affected | E8CN36WW |
IdeaPad 3-17ADA6 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 3-14ADA6, IdeaPad 3-15ADA6, IdeaPad 3-17ADA6 | Not Affected | Not Affected | HBCN24WW |
IdeaPad 3-17ALC6 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 3-14ALC6, ideapad 3-15ALC6, ideapad 3-17ALC6, V14 G2-ALC, V15 G2-ALC | Not Affected | Not Affected | GLCN48WW |
IdeaPad 5 15ABA7 | BIOS Update for Windows 11 (64-bit) - IdeaPad 5 15ABA7 | Not Affected | Not Affected | KACN14WW |
ideapad 5-15ALC05 Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 5-15ALC05 | Not Affected | Not Affected | H2CN27WW |
IdeaPad Flex 5 14ALC7 Laptop | BIOS Update for Windows 11 (64-bit) - IdeaPad Flex 5 14ALC7, IdeaPad Flex 5 16ALC7 | Not Affected | Not Affected | JCCN29WW |
IdeaPad Flex 5 16ALC7 | BIOS Update for Windows 11 (64-bit) - IdeaPad Flex 5 14ALC7, IdeaPad Flex 5 16ALC7 | Not Affected | Not Affected | JCCN29WW |
Legion S7-15ACH6 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Legion S7-15ACH6 | Not Affected | Not Affected | HACN37WW |
Legion S7-15ARH5 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - Legion S7-15ARH5 | Not Affected | Not Affected | G1CN27WW |
Legion S7-15IMH5 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - Legion S7-15IMH5 | Not Affected | Not Affected | FDCN40WW |
S145-14API Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - S145-14API, S145-15API | Not Affected | Not Affected | BUCN33WW |
S145-14AST Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - S145-14AST, S145-15AST | Not Affected | Not Affected | AYCN28WW |
S145-15API Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - S145-14API, S145-15API | Not Affected | Not Affected | BUCN33WW |
S145-15AST Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - S145-14API, S145-15API | Not Affected | Not Affected | BUCN33WW |
S145-15AST Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - S145-14AST, S145-15AST | Not Affected | Not Affected | AYCN28WW |
S540-13API Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - S540-13API | Not Affected | Not Affected | CXCN36WW |
S940-14IIL Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - Yoga S940-14IIL, ideapad S940-14IIL | Not Affected | Not Affected | BQCN34WW |
Slim 1-11AST-05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Slim 1-11AST-05, Slim 1-14AST-05 | Not Affected | Not Affected | CWCN25WW |
Slim 1-14AST-05 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Slim 1-11AST-05, Slim 1-14AST-05 | Not Affected | Not Affected | CWCN25WW |
ThinkBook 13s G2 ARE Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ThinkBook 13s G2 ARE | Not Affected | Not Affected | FVCN24WW |
ThinkBook 13s G2 ITL Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ThinkBook 13s G2 ITL, ThinkBook 14s G2 ITL | Not Affected | Not Affected | F9CN50WW |
ThinkBook 13s G3 ACN Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ThinkBook 13s G3 ACN | Not Affected | Not Affected | GMCN29WW |
ThinkBook 13s-IML Laptop | BIOS Update for Windows 10 (64-bit) - ThinkBook 13s-IML, ThinkBook 14s-IML | Not Affected | Not Affected | CQCN37WW |
ThinkBook 14-IIL Laptop | BIOS Update for Windows 10 (64-bit) - ThinkBook 14-IIL, ThinkBook 15-IIL | DJCN28WW | DJCN28WW | DJCN28WW |
ThinkBook 14-IML Laptop | BIOS Update for Windows 10 (64-bit) - ThinkBook 14-IML, ThinkBook 15-IML | CJCN38WW | CJCN38WW | CJCN38WW |
ThinkBook 14p G2 ACH Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ThinkBook 14p G2 ACH | Not Affected | Not Affected | GWCN41WW |
ThinkBook 14s G2 ITL Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ThinkBook 13s G2 ITL, ThinkBook 14s G2 ITL | Not Affected | Not Affected | F9CN50WW |
ThinkBook 14s-IML Laptop | BIOS Update for Windows 10 (64-bit) - ThinkBook 13s-IML, ThinkBook 14s-IML | Not Affected | Not Affected | CQCN37WW |
ThinkBook 15-IIL Laptop | BIOS Update for Windows 10 (64-bit) - ThinkBook 14-IIL, ThinkBook 15-IIL | DJCN28WW | DJCN28WW | DJCN28WW |
ThinkBook 15-IML Laptop | BIOS Update for Windows 10 (64-bit) - ThinkBook 14-IML, ThinkBook 15-IML | CJCN38WW | CJCN38WW | CJCN38WW |
ThinkBook 16p G2 ACH Laptop | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ThinkBook 16p G2 ACH | Not Affected | Not Affected | GXCN42WW |
V130-15IKB Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - V130-15IKB | Not Affected | Not Affected | 8VCN31WW |
V14 G2-ALC Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 3-14ALC6, ideapad 3-15ALC6, ideapad 3-17ALC6, V14 G2-ALC, V15 G2-ALC | Not Affected | Not Affected | GLCN48WW |
V14-ADA Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 3 14ADA05, IdeaPad 3 15ADA05, IdeaPad 3 17ADA05, V14-ADA, V15-ADA | Not Affected | Not Affected | E8CN36WW |
V15 G2-ALC Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - ideapad 3-14ALC6, ideapad 3-15ALC6, ideapad 3-17ALC6, V14 G2-ALC, V15 G2-ALC | Not Affected | Not Affected | GLCN48WW |
V15-ADA Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - IdeaPad 3 14ADA05, IdeaPad 3 15ADA05, IdeaPad 3 17ADA05, V14-ADA, V15-ADA | Not Affected | Not Affected | E8CN36WW |
Yoga 9-15IMH5 Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Yoga 9-15IMH5 | Not Affected | Not Affected | EPCN28WW |
Yoga C640-13IML Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - Yoga C640-13IML, Yoga C640-13IML LTE | CHCN28WW | CHCN28WW | CHCN28WW |
Yoga C640-13IML LTE Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - Yoga C640-13IML, Yoga C640-13IML LTE | CHCN28WW | CHCN28WW | CHCN28WW |
Yoga C940-15IRH Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Yoga C940-15IRH | Not Affected | Not Affected | BSCN37WW |
Yoga S730-13IML Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Yoga S730-13IML,ideapad 730S-13IML | Not Affected | Not Affected | BRCN20WW |
Yoga S940-14IIL Laptop (Lenovo) | BIOS Update for Windows 10 (64-bit) - Yoga S940-14IIL, ideapad S940-14IIL | Not Affected | Not Affected | BQCN34WW |
Yoga Slim 7 Pro-14ACH5 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Yoga Slim 7 Pro-14ACH5, Yoga Slim 7 Pro-14ACH5 O | Not Affected | Not Affected | GZCN29WW |
Yoga Slim 7 Pro-14ACH5 O Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) and Windows 11 (64-bit) - Yoga Slim 7 Pro-14ACH5, Yoga Slim 7 Pro-14ACH5 O | Not Affected | Not Affected | GZCN29WW |
Yoga Slim 7 Pro-14ARH5 Laptop (ideapad) | BIOS Update for Windows 10 (64-bit) - Yoga Slim 7 Pro-14ARH5 | Not Affected | Not Affected | G7CN24WW |
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