CVE-2023-0397

DoS: Invalid Initialization in le_read_buffer_size_complete

Severity Score

6.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track

*SSVC

Descriptions

A malicious / defect bluetooth controller can cause a Denial of Service due to unchecked input in le_read_buffer_size_complete.

Un controlador bluetooth malicioso o defectuoso puede provocar una denegación de servicio debido a una entrada no marcada en le_read_buffer_size_complete.

*Credits: N/A

CVSS Scores

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Changed

Confidentiality

Low

Integrity

High

Availability

High

Attack Vector

Adjacent

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

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-665: Improper Initialization
CWE-703: Improper Check or Handling of Exceptional Conditions

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC
https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-wc2h-h868-q7hj	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