CVE-2025-55086

CRITICAL

NetXDuo <6.4.4 - Memory Corruption

Title source: llm
STIX 2.1

Description

In NetXDuo version before 6.4.4, a networking support module for Eclipse Foundation ThreadX, in the DHCPV6 client there was an unchecked index extracting the server DUID from the server reply. With a crafted packet, an attacker could cause an out of memory read.

Scores

CVSS v3 9.8
EPSS 0.0004
EPSS Percentile 12.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-125 CWE-1285
Status published
Products (1)
eclipse/threadx_netx_duo < 6.4.4.202503
Published Oct 20, 2025
Tracked Since Feb 18, 2026