CVE-2023-2234

MEDIUM

Zephyr < 3.3.0 - Remote Code Execution via Union Variant Confusion

Title source: llm
STIX 2.1

Description

Union variant confusion allows any malicious BT controller to execute arbitrary code on the Zephyr host.

References (1)

Core 1

Scores

CVSS v3 6.8
EPSS 0.0043
EPSS Percentile 34.3%
Attack Vector PHYSICAL
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-843
Status published
Products (1)
zephyrproject/zephyr < 3.3.0
Published Jul 10, 2023
Tracked Since Feb 18, 2026