CVE-2025-55086CRITICAL 9.8EPSS p30.0%

CVE-2025-55086CVE-2025-55086

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.

Scoring

CVSS 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.37% probability of exploitation · percentile 30.0% · 2026-08-03T12:00:16Z
Published2025-10-20
Last modified2025-10-24

Underlying weaknesses· 2

CWE-125CWE-1285

References

  1. https://github.com/eclipse-threadx/netxduo/security/advisories/GHSA-99pw-cp79-2j5j

2

TypeTargetConfidenceTier
WeaknessOut-of-bounds Readcwe-1250%live
WeaknessImproper Validation of Specified Index, Position, or Offset in Inputcwe-12850%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.