High severity7.5NVD Advisory· Published Feb 21, 2025· Updated Jun 17, 2026
CVE-2025-0727
CVE-2025-0727
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.
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Affected products
4cpe:2.3:a:eclipse:threadx_netx_duo:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:eclipse:threadx_netx_duo:*:*:*:*:*:*:*:*range: <6.4.2
- (no CPE)range: <6.4.2
Patches
Vulnerability mechanics
References
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