CVE-2023-4424

bt: hci: DoS and possible RCE

Severity Score

8.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An malicious BLE device can cause buffer overflow by sending malformed advertising packet BLE device using Zephyr OS, leading to DoS or potential RCE on the victim BLE device.

Un dispositivo BLE malicioso puede provocar un desbordamiento del búfer al enviar un paquete publicitario con formato incorrecto al dispositivo BLE utilizando Zephyr OS, lo que provoca DoS o un posible RCE en el dispositivo BLE víctima.

*Credits: N/A

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

High

Availability

High

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2023-08-18 CVE Reserved
2023-11-21 CVE Published
2023-11-30 EPSS Updated
2024-08-02 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CWE-190: Integer Overflow or Wraparound

CAPEC

CAPEC-100: Overflow Buffers

References (1)

URL	Tag	Source
https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-j4qm-xgpf-qjw3	Third Party Advisory

URL	Date	SRC

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"				<= 3.4.0 Search vendor "Zephyrproject" for product "Zephyr" and version " <= 3.4.0"		-		Affected