CVE-2022-43778

HIGH

HP EliteBook 840 G3 Firmware - Time-of-check Time-of-use Race Condition

Title source: llm

Description

Potential Time-of-Check to Time-of Use (TOCTOU) vulnerabilities have been identified in the HP BIOS for certain HP PC products which may allow arbitrary code execution, denial of service, and information disclosure.

References (1)

Core 1

Core References

Exploit, Vendor Advisory

https://support.hp.com/us-en/document/ish_7709808-7709835-16/hpsbhf03835

Scores

CVSS v3 7.8

EPSS 0.0017

EPSS Percentile 37.8%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact total

Details

CWE

CWE-367

Status published

Products (50)

hp/dragonfly_folio_13.5_inch_g3_2-in-1_notebook_pc_firmware < 0.10.103

hp/elite_dragonfly_13.5_inch_g3_notebook_pc_firmware < 01.03.01

hp/elite_dragonfly_firmware < 01.21.01

hp/elite_dragonfly_g2_firmware < 01.09.10

hp/elite_dragonfly_max_firmware < 01.09.10

hp/elite_mini_600_g9_desktop_pc_firmware < 02.05.00

hp/elite_mini_800_g9_desktop_pc_firmware < 02.05.00

hp/elite_sff_600_g9_desktop_pc_firmware < 02.05.01

hp/elite_sff_800_g9_desktop_pc_firmware < 02.05.01

hp/elite_slice_firmware < 2.58

... and 40 more

Published Jun 12, 2023

Tracked Since Feb 18, 2026