CVE-2025-55102: High severity Eclipse threadx NetX Duo vulnerability
Published Jan 27, 2026
·Updated
A denial-of-service vulnerability exists in the NetX IPv6 component functionality of Eclipse ThreadX NetX Duo. A specially crafted network packet of "Packet Too Big" with more than 15 different source address can lead to denial of service. An attacker can send a malicious packet to trigger this vulnerability.
Affected Software
2 affected components
Eclipse threadx NetX Duo
Eclipse threadx NetX Duo<6.4.5.202504
Event History
Jan 27, 2026
CVE Published
via MITRE·03:25 PM
Data Sourced
via MITRE·03:25 PM
DescriptionWeakness
Data Sourced
via NVD·04:16 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2025-55102?
CVE-2025-55102 is classified as a denial-of-service vulnerability.
2
How does CVE-2025-55102 impact Eclipse ThreadX NetX Duo?
CVE-2025-55102 allows an attacker to send specially crafted packets that can lead to a denial of service.
3
How can I fix CVE-2025-55102?
To mitigate CVE-2025-55102, update to a patched version of Eclipse ThreadX NetX Duo if available.
4
What type of attack leverages CVE-2025-55102?
CVE-2025-55102 can be exploited through the sending of malicious 'Packet Too Big' network packets.
5
Who is affected by CVE-2025-55102?
CVE-2025-55102 affects users of the Eclipse ThreadX NetX Duo software.