CVE-2022-34403CWE-121

Dell BIOS contains a Stack based buffer overflow vulnerability

High · published February 1, 2023

CVSS v3.1
7.5
EPSS
0%
Percentile
5.5
In the wild
Unconfirmed
What it is

Dell BIOS contains a Stack based buffer overflow vulnerability. A local authenticated attacker could potentially exploit this vulnerability by using an SMI to send larger than expected input to a parameter 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
0.00166 · 5.5th percentile
Weakness
CWE-121 · Stack-based Buffer Overflow
Published
2023-02-01T05:19Z
EPSS history
Timeline
  • 01 FEB 05:19Z
    Dell BIOS contains a Stack based buffer overflow vulnerability
    cvelistv5