CVE-2020-5378CWE-416

Dell G7 17 7790 BIOS versions prior to 1.13.2 contain a UEFI BIOS Boot Services overwrite vulnerability

Medium · published September 2, 2020

CVSS v3.1
6.8
EPSS
0%
Percentile
31.9
In the wild
Unconfirmed
What it is

Dell G7 17 7790 BIOS versions prior to 1.13.2 contain a UEFI BIOS Boot Services overwrite vulnerability. A local attacker with access to system memory may exploit this vulnerability by overwriting the EFI_BOOT_SERVICES structure to execute arbitrary code in System Management Mode (SMM).

The record
Technical detail
CVSS v3.1
6.8 · MEDIUM
Vector
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00390 · 31.9th percentile
Weakness
CWE-416 · Use After Free
Published
2020-09-02T20:55Z
EPSS history
Timeline
  • 02 SEP 20:55Z
    Dell G7 17 7790 BIOS versions prior to 1.13.2 contain a UEFI BIOS Boot Services overwrite vulnerability
    cvelistv5