CVE-2021-3786CWE-20

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…

Medium · published November 12, 2021

CVSS v3.1
4.4
EPSS
0%
Percentile
13.4
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
4.4 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00233 · 13.4th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2021-11-12T22:05Z
EPSS history
Timeline
  • 12 NOV 22:05Z
    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…
    cvelistv5