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CVE-2025-55082— Potential out of bound read and info leak in_nx_secure_tls_psk_identity_find()

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之前版本存在缓冲区错误漏洞，该漏洞源于缺少对用户消息中PSK长度的验证，可能导致越界读取。

AI Predicted 8.1 Difficulty: Moderate EPSS 0.25% · P15

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-55082

Vulnerability Information
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Vulnerability Title
Potential out of bound read and info leak in_nx_secure_tls_psk_identity_find()
Source: CVE Program / CVE List V5
Vulnerability Description
In NetX Duo version before 6.4.4, the component of Eclipse Foundation ThreadX, there was a potential out of bound read in _nx_secure_tls_process_clienthello() because of a missing validation of PSK length provided in the user message.
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
跨界内存读
Source: CVE Program / CVE List V5
Vulnerability Title
Eclipse ThreadX NetX Duo 缓冲区错误漏洞
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之前版本存在缓冲区错误漏洞，该漏洞源于缺少对用户消息中PSK长度的验证，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-2025-55082

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III. Intelligence Information for CVE-2025-55082

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Vendor Advisories for CVE-2025-55082 (1)

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-2025-55083 Broken bounds check in Broken bounds check in _nx_secure_tls_process_clienthello_psk_exten

IV. Related Vulnerabilities

Same product: NetX Duo
Same vendor: Eclipse Foundation
Same weakness: CWE-125

V. Comments for CVE-2025-55082

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