Cyber Resilience

CVE-2025-55086

Medium

Published: 20 October 2025

Published
20 October 2025
Modified
24 October 2025
KEV Added
—
Patch
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CVSS Score v4 6.3 CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS Score 0.0004 14.5th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-55086 is a medium-severity Out-of-bounds Read (CWE-125) vulnerability in Eclipse Threadx Netx Duo. Its CVSS base score is 6.3 (Medium).

Operationally, ranked at the 14.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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…

more

of memory read.

CWE(s)
CWE-125CWE-1285

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

eclipse
threadx netx duo
≤ 6.4.4.202503

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References