CVE-2020-5378

MEDIUM

Dell G7 17 7790 BIOS < 1.13.2 - Use-After-Free in EFI_BOOT_SERVICES

Title source: llm
STIX 2.1

Description

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).

References (1)

Core 1
Core References
Vendor Advisory x_refsource_misc
https://www.dell.com/support/article/SLN322616

Scores

CVSS v3 6.8
EPSS 0.0013
EPSS Percentile 31.3%
Attack Vector PHYSICAL
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-416
Status published
Products (1)
dell/g7_17_7790_bios < 1.13.2
Published Sep 02, 2020
Tracked Since Feb 18, 2026