Threadx Netx Duo
CVE-2025-0726
HIGH
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A06:2021 - Vulnerable and Outdated Components
ASVS 5.0
V15 - Secure Coding and Architecture Incomplete cleanup
|
| Impact | CVSS score of 7.1 (HIGH). Attack characteristics: network attack vector, low complexity, low privileges required, no user interaction not required. EPSS exploitation probability: 0.13%. |
| Exploit ScenarioDerived | This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the high-severity affected system. |
Get an e-mail when this CVE is exploited, patched or re-scored. Free account.
Alert meAnalysisAIv1 – Mar 28, 2026
In NetX HTTP server functionality of Eclipse ThreadX NetX Duo before version 6.4.2, an attacker can cause a denial of service by specially crafted packets. Rated high severity (CVSS 7.1), this vulnerability is remotely exploitable, low attack complexity.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
Affects your stack
Find out whether the stacks and servers you run are on an affected version.
Checking this CVE against your own stacks and servers is part of the Basic plan and up.
Technical ContextAI · show details
This vulnerability is classified under CWE-459. In NetX HTTP server functionality of Eclipse ThreadX NetX Duo before version 6.4.2, an attacker can cause a denial of service by specially crafted packets. The core issue is missing closing of a file in case of an error condition, resulting in the 404 error for each further file request. Users can work-around the issue by disabling the PUT request support. Affected products include: Eclipse Threadx Netx Duo. Version information: version 6.4.2.
Know when Threadx Netx Duo gets its next vulnerability
- Watch products and get an email when something new is published
- Check this CVE against your own stack and servers
- Exploit and PoC references, threat intelligence from 22 sources
No credit card · 7-day full trial
Severity by source
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
Lifecycle Timeline
2DescriptionCVE.org
In NetX HTTP server functionality of Eclipse ThreadX NetX Duo before version 6.4.2, an attacker can cause a denial of service by specially crafted packets. The core issue is missing closing of a file in case of an error condition, resulting in the 404 error for each further file request. Users can work-around the issue by disabling the PUT request support.
Executive ViewAI
Organizations using NetX HTTP server functionality of Eclipse ThreadX NetX Duo face moderate risk from CVE-2025-0726 rated CVSS 7.1. Exploitation could compromise the security of affected deployments. A patch is available and should be applied as part of regular vulnerability management.
Apply vendor patch. If immediate patching is not feasible: (1) Implement network-level access controls to limit exposure; (2) Enable enhanced monitoring and alerting; (3) Apply principle of least privilege.
Threat Intelligence Overview
NVD
CVE.org
EPSS
GitHub
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.
Affected Products (CPE)CVE.org
More in Threadx Netx Duo
View allOut-of-bounds reads in the Eclipse ThreadX NetX Duo HTTP client module (all versions before 6.4.4) let a malicious, comp
In Eclipse ThreadX NetX Duo before 6.4.0, if an attacker can control parameters of __portable_aligned_alloc() could caus
A denial-of-service vulnerability exists in the NetX IPv6 component functionality of Eclipse ThreadX NetX Duo. A special
In NetX HTTP server functionality of Eclipse ThreadX NetX Duo before version 6.4.3, an attacker can cause a denial of se
An out-of-bounds read (CWE-125) in Eclipse ThreadX NetX Duo before 6.4.4 allows remote, unauthenticated attackers to rea
An out-of-bounds read in Eclipse ThreadX NetX Duo (all versions before 6.4.4) is triggered in the _nx_ip_packet_receive(
An out-of-bounds read in Eclipse NetX Duo's IPv4 receive path (_nx_ipv4_packet_receive()) can be triggered by delivering
Out-of-bounds read in Eclipse ThreadX NetX Duo before 6.4.4 allows unauthenticated remote attackers to trigger a limited
An out-of-bounds read in Eclipse NetX Duo before 6.4.4 allows remote, unauthenticated attackers to disclose small amount
An out-of-bounds memory read exists in Eclipse ThreadX NetX Duo's secure TLS module (all versions before 6.4.4) due to a
Out-of-bounds read in Eclipse ThreadX NetX Duo (all versions before 6.4.4) lets an attacker who can deliver DHCP traffic
Two-byte out-of-bounds read in Eclipse ThreadX NetX Duo before 6.4.4 allows a remote unauthenticated attacker to send a
Exploit-DB