SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-8322

A potential vulnerability in the SMI callback function used in the Legacy USB driver in some Lenovo Notebook and ThinkStation models may allow arbitrary code execution.

MEDIUM 6.7EPSS 0.33%

Does this matter?

Lower severity and a low EPSS score (0.33%). Track it; it rarely justifies an emergency change on its own.

Description

A potential vulnerability in the SMI callback function used in the Legacy USB driver in some Lenovo Notebook and ThinkStation models may allow arbitrary code execution.

CVSS 3.1
6.7 MEDIUMCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS
0.33% probability · 26th percentile
CISA KEV
Not listed
Affected
lenovo/330-14ast firmware · lenovo/330-15ast firmware · lenovo/330-17ast firmware · lenovo/340c-15api firmware · lenovo/340c-15ast firmware · lenovo/720s touch-15ikb firmware · lenovo/720s-15ikb firmware · lenovo/730s-13iwl firmware · lenovo/c640-iml firmware · lenovo/e42-80 firmware · lenovo/e52-80 firmware · lenovo/k22-80 firmware · lenovo/v720-12 firmware · lenovo/k32-80 kbl firmware · lenovo/k32-80 skl firmware · lenovo/miix 720-12ikb firmware · lenovo/s145-14api firmware · lenovo/s145-14ast firmware · lenovo/s145-15api firmware · lenovo/s145-15ast firmware · +31 more
Source
psirt@lenovo.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.