CVE-2021-3786

Published Nov 12, 2021

Last updated 3 years ago

Overview

Description
A potential vulnerability in the SMI callback function used in CSME configuration of some Lenovo Notebook and ThinkPad systems could be used to leak out data out of the SMRAM range.
Source
psirt@lenovo.com
NVD status
Analyzed

Risk scores

CVSS 3.1

Type
Primary
Base score
5.5
Impact score
3.6
Exploitability score
1.8
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Severity
MEDIUM

CVSS 2.0

Type
Primary
Base score
2.1
Impact score
2.9
Exploitability score
3.9
Vector string
AV:L/AC:L/Au:N/C:P/I:N/A:N

Weaknesses

nvd@nist.gov
NVD-CWE-noinfo
psirt@lenovo.com
CWE-20

Social media

Hype score
Not currently trending

Configurations