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Medium severity6.8NVD Advisory· Published Sep 2, 2020· Updated Jun 17, 2026

CVE-2020-5378

CVE-2020-5378

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).

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LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Dell/G7 17 7790 BIOS2 versions
    cpe:2.3:o:dell:g7_17_7790_bios:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:dell:g7_17_7790_bios:*:*:*:*:*:*:*:*range: <1.13.2
    • (no CPE)range: <1.13.2
  • Dell/BIOScpe-rescue
    Range: unspecified

Patches

Vulnerability mechanics

References

1

News mentions

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