CVE-2020-8322

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.

Remediation

Solution:

Update system firmware to the version (or newer) indicated for your model in the Product Impact section of LEN-30042.

6.4

CVSS

Severity: Medium

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.05%

Vendor Advisory lenovo.com

Affected: Lenovo BIOS

References

Link	Tags
https://support.lenovo.com/us/en/product_security/LEN-30042	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-8322?: CVE-2020-8322 has been scored as a medium severity vulnerability.
How to fix CVE-2020-8322?: To fix CVE-2020-8322: Update system firmware to the version (or newer) indicated for your model in the Product Impact section of LEN-30042.
Is CVE-2020-8322 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2020-8322 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-8322?: CVE-2020-8322 affects Lenovo BIOS.

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