Eclipse Foundation ThreadX Vulnerability in NetX Duo Software
CVE-2025-55084

6.9MEDIUM

Key Information:

Vendor

Eclipse Foundation

Status
Netx Duo
Vendor
CVE Published:
16 October 2025

What is CVE-2025-55084?

An improper bound check exists in the in_nx_secure_tls_proc_clienthello_supported_versions_extension() function of Eclipse Foundation's ThreadX component used in NetX Duo before version 6.4.4. This vulnerability could potentially allow attackers to exploit the version field in client hello messages, potentially leading to unauthorized access or denial of service.

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Affected Version(s)

NetX Duo 0 < 6.4.4

References

https://github.com/eclipse-threadx/netxduo/security/advis...
vendor-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Justin Stauffer
Ilya van Sprundel
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