CVE-2025-0728Eclipse ThreadX NetX Duo HTTP server single PUT request integer underflow

Description

In NetX HTTP server functionality of Eclipse ThreadX NetX Duo before version 6.4.2, an attacker can cause an integer underflow and a subsequent denial of service by writing a very large file, by specially crafted packets with Content-Length smaller than the data request size. A possible workaround is to disable HTTP PUT support.

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

References and patches

• https://github.com/eclipse-threadx/netxduo/commit/c78d650be7377aae1a8704bc0ce5cc6f9f189014 patchPatch
• https://github.com/eclipse-threadx/netxduo/security/advisories/GHSA-hqp7-4q26-6wqf vendor-advisoryVendor Advisory