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Medium · 5.3 CVE-2025-0727 EUVD-2025-5083

Eclipse ThreadX NetX Duo HTTP server single PUT request integer underflow

Published Feb 21, 2025 · Updated Feb 21, 2025 · Assigned by eclipse

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 in one packet smaller than the data
request size of the other packet. A possible workaround is to disable
HTTP PUT support.

Affected products

VendorProductAffectedFixed
Eclipse Foundation ThreadX < 6.4.1 6.4.1

References