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Vulnerability record · CVE-2020-8322 · published 9 June 2020

CVE-2020-8322: Lenovo 330-14ast firmware vulnerability

Lenovo · 330 14ast Firmware

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.

6.7 CVSS 3.1 Medium EPSS 0.33% · top 75.7%
6.7CVSS 3.1 base score, v2 4.6
0.33%EPSS exploitation probability, 30 days
NoNot in CISA KEV
51Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

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/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected products

51 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://support.lenovo.com/us/en/product_security/LEN-30042 Vendor Advisory
https://support.lenovo.com/us/en/product_security/LEN-30042 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

6.7CVE-2020-8323Lenovo 330-14ast firmware vulnerabilityA potential vulnerability in the SMI callback function used in the Legacy SD driver in some Lenovo ThinkPad, ThinkStation, and Lenovo Notebook models…EPSS 0.33%

Source: NIST National Vulnerability Database (record CVE-2020-8322), CISA KEV, FIRST EPSS (scores of 2026-10-17). This page is refreshed as NVD updates the record.