Eclipse ThreadX NetX Duo HTTP server single PUT request integer underflow
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2025-0728
Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Kelly Patterson of Cisco Talos
References
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