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MEDIUM · 6.8

CVE-2019-18913

A potential security vulnerability with pre-boot DMA may allow unauthorized UEFI code execution using open-case attacks. This industry-wide issue requires physically accessing internal expansion slots...

Vulnerability Description

A potential security vulnerability with pre-boot DMA may allow unauthorized UEFI code execution using open-case attacks. This industry-wide issue requires physically accessing internal expansion slots with specialized hardware and software tools to modify UEFI code in memory. This affects HP Intel-based Business PCs that support Microsoft Windows 10 Kernel DMA protection. Affected versions depend on platform (prior to 01.04.02; or prior to 02.04.01; or prior to 02.04.02).

CVSS Score

6.8

MEDIUM

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
HpElitedesk 800 G5 Dm Firmware< 02.04.02
HpElitedesk 800 G5 Dm-
HpElitedesk 800 G5 Sff Firmware< 02.04.02
HpElitedesk 800 G5 Sff-
HpElitedesk 800 G5 Twr Firmware< 02.04.02
HpElitedesk 800 G5 Twr-
HpEliteone 800 G5 Aio Firmware< 02.04.02
HpEliteone 800 G5 Aio-
HpProdesk 400 G5 Dm Firmware< 02.04.01
HpProdesk 400 G5 Dm-
HpProdesk 400 G6 Mt Firmware< 02.04.01
HpProdesk 400 G6 Mt-
HpProdesk 400 G6 Sff Firmware< 02.04.02
HpProdesk 400 G6 Sff-
HpProdesk 480 G6 Mt Firmware< 02.04.01
HpProdesk 480 G6 Mt-
HpProdesk 600 G5 Dm Firmware< 02.04.01
HpProdesk 600 G5 Dm-
HpProdesk 600 G5 Mt Firmware< 02.04.01
HpProdesk 600 G5 Mt-

References

FAQ

What is CVE-2019-18913?

CVE-2019-18913 is a vulnerability with a CVSS score of 6.8 (MEDIUM). A potential security vulnerability with pre-boot DMA may allow unauthorized UEFI code execution using open-case attacks. This industry-wide issue requires physically accessing internal expansion slots...

How severe is CVE-2019-18913?

CVE-2019-18913 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-18913?

Check the references section above for vendor advisories and patch information. Affected products include: Hp Elitedesk 800 G5 Dm Firmware, Hp Elitedesk 800 G5 Dm, Hp Elitedesk 800 G5 Sff Firmware, Hp Elitedesk 800 G5 Sff, Hp Elitedesk 800 G5 Twr Firmware.