CVE-2020-5378: Dell g7 17 7790 BIOS

Medium severity, CVSS 6.8. EPSS: 0.4% chance of exploitation in the next 30 days.

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).

Affected products

• Dell g7 17 7790 BIOS: before 1.13.2 (fixed in 1.13.2)

Published 2020-09-02. Last modified 2026-06-17.