Uncontrolled resource consumption in Eclipse ThreadX - NetX Duo
Priority MEDIUM 44CWE-400Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-400.
Summary
A denial-of-service vulnerability exists in the NetX IPv6 component functionality of Eclipse ThreadX NetX Duo. A specially crafted network packet of "Packet Too Big" with more than 15 different source address can lead to denial of service. An attacker can send a malicious packet to trigger this vulnerability.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00399 34th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Eclipse Foundation | Eclipse ThreadX - NetX Duo | up to 6.4.3 | — | No fix listed | CNA |
- Eclipse ThreadX - NetX Duo VendorEclipse Foundation Affected up to 6.4.3 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:eclipse:threadx_netx_duo:*:*:*:*:*:*:*:* | before 6.4.5.202504 | Vulnerable | Eclipse Foundation |
- cpe:2.3:a:eclipse:threadx_netx_duo:*:*:*:*:*:*:*:* Versions before 6.4.5.202504 Vulnerable ·Eclipse Foundation
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-55102
References
More Eclipse Foundation Threadx Netx Duo vulnerabilities
- TI-2025-34780 Potential out of bound read in _nx_ip_packet_receive() CVSS 4.0MEDIUM 6.9
- TI-2025-34775 Web http client: Unchecked Server-Side Malicious Packet Issue CVSS 4.0HIGH 8.8
- TI-2024-02278 Integer wraparound, under-allocation, and heap buffer overflow in Eclipse ThreadX NetX Duo __portable_aligned_alloc() CVSS 3.1CRITICAL 9.8
- TI-2026-09997 Double free in Eclipse ThreadX - NetX Duo CVSS 3.1HIGH 7.5
- TI-2025-34783 Potential out-of-bounds read in _nx_icmpv6_validate_options() CVSS 4.0MEDIUM 6.9
- TI-2025-34779 Potential out of bound read issue in _nx_ipv4_packet_receive() in NetX Duo CVSS 4.0MEDIUM 6.9
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences