CVE-2022-1892

moderate-risk
Published 2023-01-26

A buffer overflow in the SystemBootManagerDxe driver in some Lenovo Notebook products may allow an attacker with local privileges to execute arbitrary code.

Do I need to act?

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0.04% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.7/10 Medium
LOCAL / LOW complexity

Affected Products (20)

100E 2Nd Gen Firmware
100W Gen 3 Firmware
13W Yoga Firmware
14W Gen 2 Firmware
300E 2Nd Gen Firmware
300W Gen 3 Firmware
500W Gen 3 Firmware
730S-13Iml Firmware
Flex 3-11Ada05 Firmware
Flex 5-14Alc05 Firmware
Flex 5-14Are05 Firmware
Flex 5-14Iil05 Firmware
Flex 5-14Itl05 Firmware
Flex 5-15Alc05 Firmware
Flex 5-15Iil05 Firmware
Flex 5-15Itl05 Firmware
Ideapad 1-11Ada05 Firmware
Ideapad 1-11Igl05 Firmware
Ideapad 1-14Ada05 Firmware
Ideapad 1-14Igl05 Firmware

Affected Vendors

Lenovo

References (2)

Vendor Advisory https://support.lenovo.com/us/en/product_security/LEN-91369
Vendor Advisory https://support.lenovo.com/us/en/product_security/LEN-91369
49
/ 100
moderate-risk
Severity 21/34 · High
Exploitability 0/34 · Minimal
Exposure 28/34 · Critical