Out-of-bounds read in Eclipse Foundation NextX Duo
Priority LOW 28CWE-125Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- Present
- Impact type
- —
- Confidentiality · integrity · availability
- None · Low · Low
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
In NetXDuo version before 6.4.4, a networking support module for Eclipse Foundation ThreadX, in the DHCPV6 client there was an unchecked index extracting the server DUID from the server reply. With a crafted packet, an attacker could cause an out of memory read.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00413 35th percentileScored 2026-11-07
Fix Fixed NextX Duo (Eclipse Foundation): 6.4.4
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- 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 | NextX Duo | before 6.4.4 | 6.4.4 | Patch available | CNA |
- NextX Duo VendorEclipse Foundation Affected before 6.4.4 Fixed in 6.4.4 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:eclipse:threadx_netx_duo:*:*:*:*:*:*:*:* | before 6.4.4.202503 | Vulnerable | Eclipse Foundation |
- cpe:2.3:a:eclipse:threadx_netx_duo:*:*:*:*:*:*:*:* Versions before 6.4.4.202503 Vulnerable ·Eclipse Foundation
Remediation
- Fix · CNA NextX Duo (Eclipse Foundation) Fixed in 6.4.4
Timeline
- 2026-10-02 Threatist record created from CVE-2025-55086
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-2025-34790 Uncontrolled resource consumption in Eclipse ThreadX - NetX Duo CVSS 4.0HIGH 8.7
- 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
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences