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E42 80 Firmware CVE-2020-8322

MEDIUM
2020-06-09 psirt@lenovo.com
RCE Lenovo E42 80 Firmware E52 80 Firmware Miix 720 12Ikb Firmware 720S Touch 15Ikb Firmware 720S 15Ikb Firmware E53 80 Firmware V330 15Ikb Firmware V330 15Isk Firmware V730 15Ikb Firmware V330 15Igm Firmware 730S 13Iwl Firmware S940 14Iwl Firmware V110 14Ikb Firmware V130 15Ikb Firmware Wei5 15Ikb Firmware Yoga S730 13Iwl Firmware Yoga S940 14Iwl Firmware 330 14Ast Firmware 330 15Ast Firmware 330 17Ast Firmware 340C 15Api Firmware 340C 15Ast Firmware C640 Iml Firmware K22 80 Firmware V720 12 Firmware K32 80 Kbl Firmware K32 80 Skl Firmware S145 14Api Firmware S145 14Ast Firmware S145 15Api Firmware S145 15Ast Firmware S540 13Api Firmware S750 Iil Firmware Thinkbook 13S Iwl Firmware Thinkbook 14S Iwl Firmware V110 14Ast Firmware V110 15Ast Firmware V130 15Igm Firmware V310 15Igm Firmware V340 Iil Firmware V340 Iml Firmware V540S 13 Firmware 14Iwl Firmware V730 13Ikb Firmware V730 13Isk Firmware Xiaoxin 14 Ast Qc 2019 Firmware Xx 14Api Qc 2019 Firmware 6 Pro 13 Iwl Firmware 6 Pro 14 Iwl Firmware K3 Firmware K4 Iwl Firmware
6.7
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
6.7 MEDIUM
AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Local
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

1
CVE Published
Jun 09, 2020 - 20:15 nvd
MEDIUM 6.7

DescriptionNVD

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.

AnalysisAI

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. Rated medium severity (CVSS 6.7), this vulnerability is low attack complexity. No vendor patch available.

Technical ContextAI

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. Affected products include: Lenovo 330-14Ast Firmware, Lenovo 330-15Ast Firmware, Lenovo 330-17Ast Firmware, Lenovo 340C-15Api Firmware, Lenovo 340C-15Ast Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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CVE-2020-8322 vulnerability details – vuln.today
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