Vulnerability · Published Oct 16, 2025 · Assigned by eclipse

CVE-2025-55091Potential out of bound read in _nx_ip_packet_receive()

Medium 6.9

In plain English

A medium-severity out-of-bounds read in NetX Duo from Eclipse Foundation. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 31% of all known vulnerabilities).

Severity (CVSS 4.0)6.9Medium
Exploit odds (30 days)0.4%top 69.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

In NetX Duo before 6.4.4, the networking support module for Eclipse Foundation ThreadX, there was a potential out of bound read issue in _nx_ip_packet_receive() function when received an Ethernet with type set as IP but no IP data.

Affected products (as reported)

VendorProductVersions
Eclipse Foundation NetX Duo 0 – before 6.4.4

Weakness: CWE-125, CWE-126 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

References