CVE-2019-18579

MediumCVSS 6.8/10Last modified Jun 17, 2026

Description

Settings for the Dell XPS 13 2-in-1 (7390) BIOS versions prior to 1.1.3 contain a configuration vulnerability. The BIOS configuration for the "Enable Thunderbolt (and PCIe behind TBT) pre-boot modules" setting is enabled by default. A local unauthenticated attacker with physical access to a user's system can obtain read or write access to main memory via a DMA attack during platform boot.

Metrics

CVSS 3.1 6.8/10CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-16

Affected software

Vendor	Product	Versions
Dell	CPG BIOS	>= unspecified, < 1.1.3

References

https://www.dell.com/support/article/SLN319808Patch, Vendor Advisory
https://www.dell.com/support/article/SLN319808Patch, Vendor Advisory

Timeline

Published: Dec 16, 2019
Last modified: Jun 17, 2026
NVD status: Modified

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