What is CVE-2020-8321?

CVE-2020-8321 is a medium-severity vulnerability in Lenovo 130-14ast. CVSS score: 6.4/10. Published 2020-06-09.

How severe is CVE-2020-8321?

Medium severity. CVSS v3 base score is 6.4 out of 10.

Is CVE-2020-8321 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Lenovo 130-14ast

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.

EPSS: 0.003 (24.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Lenovo 130-14ast
Lenovo 130-14ast_firmware
Lenovo 130-14ikb
Lenovo 130-14ikb_firmware
Lenovo 130-15ast
Lenovo 130-15ast_firmware
Lenovo 130-15ikb
Lenovo 130-15ikb_firmware
Lenovo 320c-15ikb
Lenovo 320c-15ikb_firmware

Public proof-of-concept exploits

SatheeshGitHub575/external_curl_CVE-2020-8321

References

psirt@lenovo.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2020-8321?: CVE-2020-8321 is a medium-severity vulnerability in Lenovo 130-14ast. CVSS score: 6.4/10. Published 2020-06-09.
How severe is CVE-2020-8321?: Medium severity. CVSS v3 base score is 6.4 out of 10.
Is CVE-2020-8321 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.