SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-18913

A potential security vulnerability with pre-boot DMA may allow unauthorized UEFI code execution using open-case attacks.

MEDIUM 6.8EPSS 0.60%

Does this matter?

Lower severity and a low EPSS score (0.60%). Track it; it rarely justifies an emergency change on its own.

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 3.1
6.8 MEDIUMCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.60% probability · 47th percentile
CISA KEV
Not listed
Affected
hp/elitedesk 800 g5 dm firmware · hp/elitedesk 800 g5 sff firmware · hp/elitedesk 800 g5 twr firmware · hp/eliteone 800 g5 aio firmware · hp/prodesk 400 g5 dm firmware · hp/prodesk 400 g6 mt firmware · hp/prodesk 400 g6 sff firmware · hp/prodesk 480 g6 mt firmware · hp/prodesk 600 g5 dm firmware · hp/prodesk 600 g5 mt firmware · hp/prodesk 600 g5 pci mt firmware · hp/prodesk 600 g5 sff firmware · hp/proone 400 g5 aio firmware · hp/proone 440 g5 aio firmware · hp/proone 600 g5 aio firmware · hp/elite dragonfly firmware · hp/elite x2 g4 firmware · hp/elitebook 830 g6 firmware · hp/elitebook 836 g6 firmware · hp/elitebook 840 g6 firmware · +13 more
Source
hp-security-alert@hp.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.