CVE-2023-5409

MEDIUM

HP t430 and t638 Thin Client Firmware - Unauthenticated Firmware Tampering via Publicly Disclosed Private Key

Title source: llm
STIX 2.1

Description

HP is aware of a potential security vulnerability in HP t430 and t638 Thin Client PCs. These models may be susceptible to a physical attack, allowing an untrusted source to tamper with the system firmware using a publicly disclosed private key. HP is providing recommended guidance for customers to reduce exposure to the potential vulnerability.

References (1)

Core 1
Core References

Scores

CVSS v3 6.8
EPSS 0.0024
EPSS Percentile 46.8%
Attack Vector PHYSICAL
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

Status published
Products (2)
hp/t430_thin_client_firmware
hp/t638_thin_client_firmware
Published Oct 13, 2023
Tracked Since Feb 18, 2026