CVE-2025-55084

MEDIUM

NetX Duo <6.4.4 - Buffer Overflow

Title source: llm
STIX 2.1

Description

In NetX Duo version before 6.4.4, the component of Eclipse Foundation ThreadX, there was an incorrect bound check in_nx_secure_tls_proc_clienthello_supported_versions_extension() in the extension version field.

Scores

CVSS v3 5.3
EPSS 0.0004
EPSS Percentile 11.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-126
Status published
Products (1)
eclipse/threadx_netx_duo < 6.4.4.202503
Published Oct 16, 2025
Tracked Since Feb 18, 2026