CVE-2020-8353 : Prior to August 10, 2020, some Lenovo Desktop and Workstation systems were shipp

Prior to August 10, 2020, some Lenovo Desktop and Workstation systems were shipped with the Embedded Host Based Configuration (EHBC) feature of Intel AMT enabled. This could allow an administrative user with local access to configure Intel AMT.

Published 2020-11-11 18:15:12

Updated 2020-11-30 14:33:33

Source Lenovo Group Ltd.

View at NVD, CVE.org

Products affected by CVE-2020-8353

Lenovo » Thinkcentre M910z Firmware
Versions before (<) 2020-08-10
cpe:2.3:o:lenovo:thinkcentre_m910z_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Lenovo » Thinkcentre M910z » Version: N/A
Lenovo » Thinkcentre M920z Firmware
Versions before (<) 2020-08-10
cpe:2.3:o:lenovo:thinkcentre_m920z_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Lenovo » Thinkcentre M920z » Version: N/A
Lenovo » Thinkcentre M920q Firmware
Versions before (<) 2020-08-10
cpe:2.3:o:lenovo:thinkcentre_m920q_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Lenovo » Thinkcentre M920q » Version: N/A
Lenovo » Thinkcentre M920t Firmware
Versions before (<) 2020-08-10
cpe:2.3:o:lenovo:thinkcentre_m920t_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Lenovo » Thinkcentre M920t » Version: N/A
Lenovo » Thinkcentre M920s Firmware
Versions before (<) 2020-08-10
cpe:2.3:o:lenovo:thinkcentre_m920s_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Lenovo » Thinkcentre M920s » Version: N/A
Lenovo » Thinkstation P330 Tiny Firmware
Versions before (<) 2020-08-10
cpe:2.3:o:lenovo:thinkstation_p330_tiny_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Lenovo » Thinkstation P330 Tiny » Version: N/A
Lenovo » Thinkcentre M80t Firmware
Versions before (<) 2020-08-10
cpe:2.3:o:lenovo:thinkcentre_m80t_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Lenovo » Thinkcentre M80t » Version: N/A
Lenovo » Thinkcentre M80s Firmware
Versions before (<) 2020-08-10
cpe:2.3:o:lenovo:thinkcentre_m80s_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Lenovo » Thinkcentre M80s » Version: N/A
Lenovo » Thinkcentre M90t Firmware
Versions before (<) 2020-08-10
cpe:2.3:o:lenovo:thinkcentre_m90t_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Lenovo » Thinkcentre M90t » Version: N/A
Lenovo » Thinkcentre M90s Firmware
Versions before (<) 2020-08-10
cpe:2.3:o:lenovo:thinkcentre_m90s_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Lenovo » Thinkcentre M90s » Version: N/A
Lenovo » Thinkstation P330t Firmware
Versions before (<) 2020-08-10
cpe:2.3:o:lenovo:thinkstation_p330t_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Lenovo » Thinkstation P330t » Version: N/A
Lenovo » Thinkstation P330s Firmware
Versions before (<) 2020-08-10
cpe:2.3:o:lenovo:thinkstation_p330s_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Lenovo » Thinkstation P330s » Version: N/A
Lenovo » Thinkstation P340t Firmware
Versions before (<) 2020-08-10
cpe:2.3:o:lenovo:thinkstation_p340t_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Lenovo » Thinkstation P340t » Version: N/A
Lenovo » Thinkstation P340s Firmware
Versions before (<) 2020-08-10
cpe:2.3:o:lenovo:thinkstation_p340s_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Lenovo » Thinkstation P340s » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2020-8353

EPSS FAQ

0.04%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 6 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-8353

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.6	MEDIUM	AV:L/AC:L/Au:N/C:P/I:P/A:P	3.9	6.4	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
6.7	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H	0.8	5.9	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: High User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High
6.7	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H	0.8	5.9	Lenovo Group Ltd.
Attack Vector: Local Attack Complexity: Low Privileges Required: High User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2020-8353

CWE-16

Assigned by: psirt@lenovo.com (Secondary)

References for CVE-2020-8353

https://support.lenovo.com/us/en/product_security/LEN-44725

Embedded Host Based Configuration (EHBC) feature of Intel AMT Enabled - Lenovo Support US
Exploit;Vendor Advisory

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Vulnerability Details : CVE-2020-8353

Products affected by CVE-2020-8353

Exploit prediction scoring system (EPSS) score for CVE-2020-8353

CVSS scores for CVE-2020-8353

CWE ids for CVE-2020-8353

References for CVE-2020-8353