CVE-2025-0727

Eclipse ThreadX NetX Duo HTTP server single PUT request integer underflow

Published Feb 21, 2025 CVSS 4.0 · 5.3 Medium EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-5083 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.
History
Type Values Removed Values Added
First Time appeared Eclipse
Eclipse threadx Netx Duo
CPEs cpe:2.3:a:eclipse:threadx_netx_duo:*:*:*:*:*:*:*:*
Vendors & Products Eclipse
Eclipse threadx Netx Duo
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title Eclipse ThreadX NetX Duo HTTP server single PUT request integer underflow
Weaknesses CWE-191
References
Metrics cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
eclipse
Published
Updated
Feb 21, 2025, 3:34 PM
Reserved
Jan 27, 2025, 8:43 AM
Status
Analyzed
Published
Feb 21, 2025, 9:15 AM
Modified
Jun 17, 2026, 8:27 AM