CVE-2025-55083— Broken bounds check in Broken bounds check in _nx_secure_tls_process_clienthello_psk_extension()
Quick assessment
Affected
Eclipse Foundation NetX Duo
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Eclipse ThreadX NetX Duo是Eclipse ThreadX开源的一个 IPv4 和 IPv6 双重网络堆栈。 Eclipse ThreadX NetX Duo 6.4.4之前版本存在安全漏洞，该漏洞源于Eclipse Foundation ThreadX组件边界检查不正确，可能导致越界读取。
Possible ATT&CK Techniques 1 AI
T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2025-55083
Vulnerability Information
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Vulnerability Title
Broken bounds check in Broken bounds check in _nx_secure_tls_process_clienthello_psk_extension()
Source: CVE Program / CVE List V5
Vulnerability Description
In NetX Duo version before 6.4.4, the component of Eclipse Foundation ThreadX, there was an incorrect bound check resulting it out by two out of bound read.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
缓冲区上溢读取
Source: CVE Program / CVE List V5
Vulnerability Title
Eclipse ThreadX NetX Duo 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Eclipse ThreadX NetX Duo是Eclipse ThreadX开源的一个 IPv4 和 IPv6 双重网络堆栈。 Eclipse ThreadX NetX Duo 6.4.4之前版本存在安全漏洞，该漏洞源于Eclipse Foundation ThreadX组件边界检查不正确，可能导致越界读取。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Eclipse Foundation | NetX Duo | 0 ~ 6.4.4 | - |
|
II. Public POCs for CVE-2025-55083
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Same Patch Batch · Eclipse Foundation · 2025-10-15 · 5 CVEs total
| CVE-2025-55080 | Improper Parameter Check in ThreadX Syscall Implementation | |
| CVE-2025-55079 | Missing check for thread priority | |
| CVE-2025-55081 | Potential out of bound read in _nx_secure_tls_process_clienthello() | |
| CVE-2025-55082 | Potential out of bound read and info leak in_nx_secure_tls_psk_identity_find() |
IV. Related Vulnerabilities
V. Comments for CVE-2025-55083
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