CVE-2021-36283CWE-20

Dell BIOS contains an improper input validation vulnerability

High · published September 28, 2021

CVSS v3.1
7.5
EPSS
0%
Percentile
15.3
In the wild
Unconfirmed
What it is

Dell BIOS contains an improper input validation vulnerability. A local authenticated malicious user may potentially exploit this vulnerability by using an SMI to gain arbitrary code execution in SMRAM.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00249 · 15.3th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2021-09-28T19:20Z
EPSS history
Timeline
  • 28 SEP 19:20Z
    Dell BIOS contains an improper input validation vulnerability
    cvelistv5