CVE-2020-5378

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Published Sep 2, 2020 CVSS 3.1 · 6.8 Medium EPSS < 1% KEV · Not listed

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).

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Dell

CPG BIOS

affected

Version	Status	Constraints
`unspecified`	affected	< 1.13.0

Configuration 1 [-]

AND

cpe:2.3:o:dell:g7_17_7790_bios:*:*:*:*:*:*:*:*

cpe:2.3:h:dell:g7_17_7790:-:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2020-26560	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).

Metrics

No CVSS v4.0

Attack Vector Physical

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Local

Access Complexity Low

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.390% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://www.dell.com/support/article/SLN322616

History

No history.

Subscriptions

Dell G7 17 7790 G7 17 7790 Bios

Weaknesses

CWE-416

Sources

CVE record Updated: Sep 17, 2024, 1:51 AM

Status: PUBLISHED
Assigner: dell
Published: Sep 2, 2020, 8:55 PM
Updated: Sep 17, 2024, 1:51 AM
Reserved: Jan 3, 2020, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 3:21 AM

Status: Modified
Published: Sep 2, 2020, 9:15 PM
Modified: Jun 17, 2026, 3:21 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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