CVE-2025-2258Eclipse ThreadX NetX Duo HTTP server single PUT request integer underflow

Description

In NetX Duo component HTTP server functionality of Eclipse ThreadX NetX Duo before version 6.4.3, 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. This issue follows an uncomplete fix in CVE-2025-0728.

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/6c8e9d1c95d71bd4b313e1cc37d8f8841543b248 patchPatch
• https://github.com/eclipse-threadx/netxduo/security/advisories/GHSA-chqp-8vf8-cj25 vendor-advisoryVendor Advisory
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2024-2105 Third Party Advisory