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CVE-2023-39540

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CVE-2023-39540

Published: Feb 20, 2024

Modified: Nov 4, 2025

PUBLISHED

CVSS v3.1

5.9

MEDIUM

Description

A denial of service vulnerability exists in the ICMP and ICMPv6 parsing functionality of Weston Embedded uC-TCP-IP v3.06.01. A specially crafted network packet can lead to an out-of-bounds read. An attacker can send a malicious packet to trigger this vulnerability.This vulnerability concerns a denial of service within the parsing an IPv4 ICMP packet.

VendorProductVersions

Silicon Labs

Gecko Platform

affected
4.3.1.0

Weston Embedded

uC-TCP-IP

affected
v3.06.01

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

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