CVE-2020-8354

A potential vulnerability in the SMI callback function used in the VariableServiceSmm driver in some Lenovo Notebook models may allow arbitrary code execution.

CVSS v3 6.4 MEDIUM
CVSS v2.0 7.2 HIGH

6.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.5 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.2^/10

CVSS v2.0 : HIGH

Vector : AV:L/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://support.lenovo.com/us/en/product_security/LEN-49266	Vendor Advisory
https://support.lenovo.com/us/en/product_security/LEN-49266	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:lenovo:notebook_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:lenovo:notebook:-:*:*:*:*:*:*:*

History

21 Nov 2024, 05:38

Type	Values Removed	Values Added
References	~~() https://support.lenovo.com/us/en/product_security/LEN-49266 - Vendor Advisory~~	() https://support.lenovo.com/us/en/product_security/LEN-49266 - Vendor Advisory
CVSS	v2 : ~~7.2~~ v3 : ~~6.7~~	v2 : 7.2 v3 : 6.4

Information

Published : 2020-11-11 18:15

Updated : 2024-11-21 05:38

NVD link : CVE-2020-8354

Mitre link : CVE-2020-8354

CVE.ORG link : CVE-2020-8354

JSON object : View

Products Affected

lenovo

notebook_firmware
notebook

CWE

CWE-367

Time-of-check Time-of-use (TOCTOU) Race Condition

NVD-CWE-noinfo

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