CVE-2022-34400CWE-122

Dell BIOS contains a heap buffer overflow vulnerability

High · published February 1, 2023

CVSS v3.1
7.1
EPSS
0%
Percentile
10.3
In the wild
Unconfirmed
What it is

Dell BIOS contains a heap buffer overflow vulnerability. A local attacker with admin privileges could potentially exploit this vulnerability to perform an arbitrary write to SMRAM during SMM.

The record
Technical detail
CVSS v3.1
7.1 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00208 · 10.3th percentile
Weakness
CWE-122 · Heap-based Buffer Overflow
Published
2023-02-01T04:24Z
EPSS history
Timeline
  • 01 FEB 04:24Z
    Dell BIOS contains a heap buffer overflow vulnerability
    cvelistv5