CVE-2023-0396

Buffer Overreads in Bluetooth HCI

Severity Score

6.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track

*SSVC

Descriptions

A malicious / defective bluetooth controller can cause buffer overreads in the most functions that process HCI command responses.

Un controlador Bluetooth malicioso o defectuoso puede provocar sobrelecturas del búfer en la mayoría de las funciones que procesan respuestas de comandos HCI.

*Credits: N/A

Attack Vector

Physical

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:Track

Exploitation

None

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2023-01-19 CVE Reserved
2023-01-19 CVE Published
2025-03-30 EPSS Updated
2025-04-03 CVE Updated
2025-04-03 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-125: Out-of-bounds Read
CWE-126: Buffer Over-read

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC
https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-8rpp-6vxq-pqg3	2025-04-03

URL	Date	SRC

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Zephyrproject Search vendor "Zephyrproject"		Zephyr Search vendor "Zephyrproject" for product "Zephyr"				<= 3.2.0 Search vendor "Zephyrproject" for product "Zephyr" and version " <= 3.2.0"		-		Affected