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MEDIUM · 6.4

CVE-2020-8321

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

Vulnerability Description

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

CVSS Score

6.4

MEDIUM

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
Lenovo130-14Ast Firmware-
Lenovo130-14Ast-
Lenovo130-14Ikb Firmware-
Lenovo130-14Ikb-
Lenovo130-15Ast Firmware-
Lenovo130-15Ast-
Lenovo130-15Ikb Firmware-
Lenovo130-15Ikb-
Lenovo320C-15Ikb Firmware-
Lenovo320C-15Ikb-
Lenovo330-14Igm Firmware-
Lenovo330-14Igm-
Lenovo330-14Ikb Firmware-
Lenovo330-14Ikb-
Lenovo330-14Ikbr Firmware-
Lenovo330-14Ikbr-
Lenovo330-15Arr Firmware-
Lenovo330-15Arr-
Lenovo330-15Arr Touch Firmware-
Lenovo330-15Arr Touch-

References

FAQ

What is CVE-2020-8321?

CVE-2020-8321 is a vulnerability with a CVSS score of 6.4 (MEDIUM). A potential vulnerability in the SMI callback function used in the System Lock Preinstallation driver in some Lenovo Notebook and ThinkStation models may allow arbitrary code execution.

How severe is CVE-2020-8321?

CVE-2020-8321 has been rated MEDIUM with a CVSS base score of 6.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-8321?

Check the references section above for vendor advisories and patch information. Affected products include: Lenovo 130-14Ast Firmware, Lenovo 130-14Ast, Lenovo 130-14Ikb Firmware, Lenovo 130-14Ikb, Lenovo 130-15Ast Firmware.